641807460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 432

約数和(自身を含む): 2516282496

約数和(自身を除く): 1874475036

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 19, 20, 21, 28, 30, 34, 35, 36, 38, 42, 45, 51, 57, 60, 63, 68, 70, 76, 83, 84, 85, 90, 95, 102, 105, 114, 119, 126, 133, 140, 153, 166, 170, 171, 180, 190, 204, 210, 228, 238, 249, 252, 255, 266, 285, 306, 315, 323, 332, 340, 342, 357, 361, 380, 399, 415, 420, 476, 498, 510, 532, 570, 581, 595, 612, 630, 646, 665, 684, 714, 722, 747, 765, 798, 830, 855, 969, 996, 1020, 1071, 1083, 1140, 1162, 1190, 1197, 1245, 1260, 1292, 1330, 1411, 1428, 1444, 1494, 1530, 1577, 1596, 1615, 1660, 1710, 1743, 1785, 1805, 1938, 1995, 2142, 2166, 2261, 2324, 2380, 2394, 2490, 2527, 2660, 2822, 2905, 2907, 2988, 3060, 3154, 3230, 3249, 3420, 3486, 3570, 3610, 3735, 3876, 3990, 4233, 4284, 4332, 4522, 4731, 4788, 4845, 4980, 5054, 5229, 5355, 5415, 5644, 5810, 5814, 5985, 6137, 6308, 6460, 6498, 6783, 6972, 7055, 7140, 7220, 7470, 7581, 7885, 7980, 8466, 8715, 9044, 9462, 9690, 9877, 10108, 10458, 10710, 10830, 11039, 11305, 11620, 11628, 11970, 12274, 12635, 12699, 12996, 13566, 14110, 14193, 14535, 14940, 15162, 15770, 16245, 16932, 17430, 18411, 18924, 19380, 19754, 20349, 20916, 21165, 21420, 21660, 22078, 22610, 22743, 23655, 23940, 24548, 25270, 25398, 26145, 26809, 27132, 28220, 28386, 29070, 29631, 29963, 30324, 30685, 31540, 32490, 33117, 33915, 34860, 36822, 37905, 39508, 40698, 42330, 42959, 44156, 45220, 45486, 47310, 49385, 50540, 50796, 52290, 53618, 55195, 55233, 56772, 58140, 59262, 59926, 61370, 63495, 64980, 66234, 67830, 70965, 73644, 75810, 80427, 81396, 84660, 85918, 88893, 89889, 90972, 92055, 94620, 98770, 99351, 101745, 104580, 107236, 110390, 110466, 113715, 118524, 119852, 122740, 126990, 128877, 132468, 134045, 135660, 141930, 148155, 149815, 151620, 160854, 165585, 171836, 177786, 179778, 184110, 187663, 197540, 198702, 203490, 209741, 214795, 220780, 220932, 227430, 241281, 253980, 257754, 268090, 269667, 276165, 283860, 296310, 299630, 321708, 331170, 355572, 359556, 368220, 375326, 386631, 397404, 402135, 406980, 419482, 429590, 444465, 449445, 454860, 482562, 496755, 509371, 515508, 536180, 539334, 552330, 562989, 592620, 599260, 629223, 644385, 662340, 750652, 773262, 804270, 838964, 859180, 888930, 898890, 938315, 965124, 993510, 1018742, 1048705, 1078668, 1104660, 1125978, 1206405, 1258446, 1288770, 1348335, 1528113, 1546524, 1608540, 1688967, 1777860, 1797780, 1876630, 1887669, 1933155, 1987020, 2037484, 2097410, 2251956, 2412810, 2516892, 2546855, 2577540, 2696670, 2814945, 3056226, 3146115, 3377934, 3565597, 3753260, 3775338, 3866310, 4194820, 4584339, 4825620, 5093710, 5393340, 5629890, 6112452, 6292230, 6755868, 7131194, 7550676, 7640565, 7732620, 8444835, 9168678, 9438345, 10187420, 10696791, 11259780, 12584460, 14262388, 15281130, 16889670, 17827985, 18337356, 18876690, 21393582, 22921695, 30562260, 32090373, 33779340, 35655970, 37753380, 42787164, 45843390, 53483955, 64180746, 71311940, 91686780, 106967910, 128361492, 160451865, 213935820, 320903730, 641807460]

約数ペア:

[(1, 641807460), (2, 320903730), (3, 213935820), (4, 160451865), (5, 128361492), (6, 106967910), (7, 91686780), (9, 71311940), (10, 64180746), (12, 53483955), (14, 45843390), (15, 42787164), (17, 37753380), (18, 35655970), (19, 33779340), (20, 32090373), (21, 30562260), (28, 22921695), (30, 21393582), (34, 18876690), (35, 18337356), (36, 17827985), (38, 16889670), (42, 15281130), (45, 14262388), (51, 12584460), (57, 11259780), (60, 10696791), (63, 10187420), (68, 9438345), (70, 9168678), (76, 8444835), (83, 7732620), (84, 7640565), (85, 7550676), (90, 7131194), (95, 6755868), (102, 6292230), (105, 6112452), (114, 5629890), (119, 5393340), (126, 5093710), (133, 4825620), (140, 4584339), (153, 4194820), (166, 3866310), (170, 3775338), (171, 3753260), (180, 3565597), (190, 3377934), (204, 3146115), (210, 3056226), (228, 2814945), (238, 2696670), (249, 2577540), (252, 2546855), (255, 2516892), (266, 2412810), (285, 2251956), (306, 2097410), (315, 2037484), (323, 1987020), (332, 1933155), (340, 1887669), (342, 1876630), (357, 1797780), (361, 1777860), (380, 1688967), (399, 1608540), (415, 1546524), (420, 1528113), (476, 1348335), (498, 1288770), (510, 1258446), (532, 1206405), (570, 1125978), (581, 1104660), (595, 1078668), (612, 1048705), (630, 1018742), (646, 993510), (665, 965124), (684, 938315), (714, 898890), (722, 888930), (747, 859180), (765, 838964), (798, 804270), (830, 773262), (855, 750652), (969, 662340), (996, 644385), (1020, 629223), (1071, 599260), (1083, 592620), (1140, 562989), (1162, 552330), (1190, 539334), (1197, 536180), (1245, 515508), (1260, 509371), (1292, 496755), (1330, 482562), (1411, 454860), (1428, 449445), (1444, 444465), (1494, 429590), (1530, 419482), (1577, 406980), (1596, 402135), (1615, 397404), (1660, 386631), (1710, 375326), (1743, 368220), (1785, 359556), (1805, 355572), (1938, 331170), (1995, 321708), (2142, 299630), (2166, 296310), (2261, 283860), (2324, 276165), (2380, 269667), (2394, 268090), (2490, 257754), (2527, 253980), (2660, 241281), (2822, 227430), (2905, 220932), (2907, 220780), (2988, 214795), (3060, 209741), (3154, 203490), (3230, 198702), (3249, 197540), (3420, 187663), (3486, 184110), (3570, 179778), (3610, 177786), (3735, 171836), (3876, 165585), (3990, 160854), (4233, 151620), (4284, 149815), (4332, 148155), (4522, 141930), (4731, 135660), (4788, 134045), (4845, 132468), (4980, 128877), (5054, 126990), (5229, 122740), (5355, 119852), (5415, 118524), (5644, 113715), (5810, 110466), (5814, 110390), (5985, 107236), (6137, 104580), (6308, 101745), (6460, 99351), (6498, 98770), (6783, 94620), (6972, 92055), (7055, 90972), (7140, 89889), (7220, 88893), (7470, 85918), (7581, 84660), (7885, 81396), (7980, 80427), (8466, 75810), (8715, 73644), (9044, 70965), (9462, 67830), (9690, 66234), (9877, 64980), (10108, 63495), (10458, 61370), (10710, 59926), (10830, 59262), (11039, 58140), (11305, 56772), (11620, 55233), (11628, 55195), (11970, 53618), (12274, 52290), (12635, 50796), (12699, 50540), (12996, 49385), (13566, 47310), (14110, 45486), (14193, 45220), (14535, 44156), (14940, 42959), (15162, 42330), (15770, 40698), (16245, 39508), (16932, 37905), (17430, 36822), (18411, 34860), (18924, 33915), (19380, 33117), (19754, 32490), (20349, 31540), (20916, 30685), (21165, 30324), (21420, 29963), (21660, 29631), (22078, 29070), (22610, 28386), (22743, 28220), (23655, 27132), (23940, 26809), (24548, 26145), (25270, 25398)]