838989270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:113

約数の個数: 432

約数和(自身を含む): 2927104128

約数和(自身を除く): 2088114858

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 19, 21, 30, 31, 34, 35, 38, 42, 45, 49, 51, 57, 62, 63, 70, 85, 90, 93, 95, 98, 102, 105, 114, 119, 126, 133, 147, 153, 155, 170, 171, 186, 190, 210, 217, 238, 245, 255, 266, 279, 285, 294, 306, 310, 315, 323, 342, 357, 361, 399, 434, 441, 465, 490, 510, 527, 558, 570, 589, 595, 630, 646, 651, 665, 714, 722, 735, 765, 798, 833, 855, 882, 930, 931, 969, 1054, 1071, 1083, 1085, 1178, 1190, 1197, 1302, 1330, 1395, 1470, 1519, 1530, 1581, 1615, 1666, 1710, 1767, 1785, 1805, 1862, 1938, 1953, 1995, 2142, 2166, 2170, 2205, 2261, 2394, 2499, 2527, 2635, 2790, 2793, 2907, 2945, 3038, 3162, 3230, 3249, 3255, 3534, 3570, 3610, 3689, 3906, 3990, 4123, 4165, 4410, 4522, 4557, 4655, 4743, 4845, 4998, 5054, 5270, 5301, 5355, 5415, 5586, 5814, 5890, 5985, 6137, 6498, 6510, 6783, 7378, 7497, 7581, 7595, 7905, 8246, 8330, 8379, 8835, 9114, 9310, 9486, 9690, 9765, 10013, 10602, 10710, 10830, 11067, 11191, 11305, 11970, 12274, 12369, 12495, 12635, 13566, 13671, 13965, 14535, 14994, 15162, 15190, 15810, 15827, 16245, 16758, 17670, 17689, 18411, 18445, 19530, 20026, 20349, 20615, 22134, 22382, 22610, 22743, 22785, 23715, 24738, 24990, 25270, 25823, 26505, 27342, 27930, 28861, 29070, 30039, 30685, 31654, 32490, 33201, 33573, 33915, 35378, 36822, 36890, 37107, 37485, 37905, 40698, 41230, 41895, 42959, 45486, 45570, 47430, 47481, 50065, 51646, 53010, 53067, 55233, 55335, 55955, 57722, 60078, 61370, 61845, 66402, 67146, 67830, 68355, 70091, 74214, 74970, 75810, 77469, 78337, 79135, 83790, 85918, 86583, 88445, 90117, 92055, 94962, 100130, 100719, 101745, 106134, 110466, 110670, 111910, 113715, 123690, 128877, 129115, 136710, 140182, 142443, 144305, 150195, 154938, 156674, 158270, 159201, 166005, 167865, 173166, 176890, 180234, 184110, 185535, 190247, 201438, 203490, 210273, 214795, 227430, 232407, 235011, 237405, 257754, 258230, 259749, 265335, 276165, 284886, 288610, 300390, 300713, 318402, 332010, 335730, 350455, 371070, 380494, 386631, 387345, 391685, 420546, 429590, 432915, 450585, 464814, 470022, 474810, 490637, 503595, 519498, 530670, 548359, 552330, 570741, 601426, 630819, 644385, 700910, 705033, 712215, 773262, 774690, 783370, 796005, 865830, 901170, 902139, 951235, 981274, 1007190, 1051365, 1096718, 1141482, 1162035, 1175055, 1261638, 1288770, 1298745, 1331729, 1410066, 1424430, 1471911, 1503565, 1592010, 1645077, 1712223, 1804278, 1902470, 1933155, 2102730, 2324070, 2350110, 2453185, 2597490, 2663458, 2706417, 2741795, 2853705, 2943822, 3007130, 3154095, 3290154, 3424446, 3525165, 3866310, 3995187, 4415733, 4510695, 4906370, 4935231, 5412834, 5483590, 5707410, 6308190, 6658645, 7050330, 7359555, 7990374, 8225385, 8561115, 8831466, 9021390, 9322103, 9870462, 11985561, 13317290, 13532085, 14719110, 16450770, 17122230, 18644206, 19975935, 22078665, 23971122, 24676155, 27064170, 27966309, 39951870, 44157330, 46610515, 49352310, 55932618, 59927805, 83898927, 93221030, 119855610, 139831545, 167797854, 279663090, 419494635, 838989270]

約数ペア:

[(1, 838989270), (2, 419494635), (3, 279663090), (5, 167797854), (6, 139831545), (7, 119855610), (9, 93221030), (10, 83898927), (14, 59927805), (15, 55932618), (17, 49352310), (18, 46610515), (19, 44157330), (21, 39951870), (30, 27966309), (31, 27064170), (34, 24676155), (35, 23971122), (38, 22078665), (42, 19975935), (45, 18644206), (49, 17122230), (51, 16450770), (57, 14719110), (62, 13532085), (63, 13317290), (70, 11985561), (85, 9870462), (90, 9322103), (93, 9021390), (95, 8831466), (98, 8561115), (102, 8225385), (105, 7990374), (114, 7359555), (119, 7050330), (126, 6658645), (133, 6308190), (147, 5707410), (153, 5483590), (155, 5412834), (170, 4935231), (171, 4906370), (186, 4510695), (190, 4415733), (210, 3995187), (217, 3866310), (238, 3525165), (245, 3424446), (255, 3290154), (266, 3154095), (279, 3007130), (285, 2943822), (294, 2853705), (306, 2741795), (310, 2706417), (315, 2663458), (323, 2597490), (342, 2453185), (357, 2350110), (361, 2324070), (399, 2102730), (434, 1933155), (441, 1902470), (465, 1804278), (490, 1712223), (510, 1645077), (527, 1592010), (558, 1503565), (570, 1471911), (589, 1424430), (595, 1410066), (630, 1331729), (646, 1298745), (651, 1288770), (665, 1261638), (714, 1175055), (722, 1162035), (735, 1141482), (765, 1096718), (798, 1051365), (833, 1007190), (855, 981274), (882, 951235), (930, 902139), (931, 901170), (969, 865830), (1054, 796005), (1071, 783370), (1083, 774690), (1085, 773262), (1178, 712215), (1190, 705033), (1197, 700910), (1302, 644385), (1330, 630819), (1395, 601426), (1470, 570741), (1519, 552330), (1530, 548359), (1581, 530670), (1615, 519498), (1666, 503595), (1710, 490637), (1767, 474810), (1785, 470022), (1805, 464814), (1862, 450585), (1938, 432915), (1953, 429590), (1995, 420546), (2142, 391685), (2166, 387345), (2170, 386631), (2205, 380494), (2261, 371070), (2394, 350455), (2499, 335730), (2527, 332010), (2635, 318402), (2790, 300713), (2793, 300390), (2907, 288610), (2945, 284886), (3038, 276165), (3162, 265335), (3230, 259749), (3249, 258230), (3255, 257754), (3534, 237405), (3570, 235011), (3610, 232407), (3689, 227430), (3906, 214795), (3990, 210273), (4123, 203490), (4165, 201438), (4410, 190247), (4522, 185535), (4557, 184110), (4655, 180234), (4743, 176890), (4845, 173166), (4998, 167865), (5054, 166005), (5270, 159201), (5301, 158270), (5355, 156674), (5415, 154938), (5586, 150195), (5814, 144305), (5890, 142443), (5985, 140182), (6137, 136710), (6498, 129115), (6510, 128877), (6783, 123690), (7378, 113715), (7497, 111910), (7581, 110670), (7595, 110466), (7905, 106134), (8246, 101745), (8330, 100719), (8379, 100130), (8835, 94962), (9114, 92055), (9310, 90117), (9486, 88445), (9690, 86583), (9765, 85918), (10013, 83790), (10602, 79135), (10710, 78337), (10830, 77469), (11067, 75810), (11191, 74970), (11305, 74214), (11970, 70091), (12274, 68355), (12369, 67830), (12495, 67146), (12635, 66402), (13566, 61845), (13671, 61370), (13965, 60078), (14535, 57722), (14994, 55955), (15162, 55335), (15190, 55233), (15810, 53067), (15827, 53010), (16245, 51646), (16758, 50065), (17670, 47481), (17689, 47430), (18411, 45570), (18445, 45486), (19530, 42959), (20026, 41895), (20349, 41230), (20615, 40698), (22134, 37905), (22382, 37485), (22610, 37107), (22743, 36890), (22785, 36822), (23715, 35378), (24738, 33915), (24990, 33573), (25270, 33201), (25823, 32490), (26505, 31654), (27342, 30685), (27930, 30039), (28861, 29070)]