256833450

素因数分解:

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

素因数の和:107

約数の個数: 288

約数和(自身を含む): 816376320

約数和(自身を除く): 559542870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 25, 27, 30, 31, 34, 38, 45, 50, 51, 54, 57, 62, 75, 85, 90, 93, 95, 102, 114, 135, 150, 153, 155, 170, 171, 186, 190, 225, 255, 270, 279, 285, 306, 310, 323, 342, 361, 425, 450, 459, 465, 475, 510, 513, 527, 558, 570, 589, 646, 675, 722, 765, 775, 837, 850, 855, 918, 930, 950, 969, 1026, 1054, 1083, 1178, 1275, 1350, 1395, 1425, 1530, 1550, 1581, 1615, 1674, 1710, 1767, 1805, 1938, 2166, 2295, 2325, 2550, 2565, 2635, 2790, 2850, 2907, 2945, 3162, 3230, 3249, 3534, 3610, 3825, 4185, 4275, 4590, 4650, 4743, 4845, 5130, 5270, 5301, 5415, 5814, 5890, 6137, 6498, 6975, 7650, 7905, 8075, 8370, 8550, 8721, 8835, 9025, 9486, 9690, 9747, 10013, 10602, 10830, 11191, 11475, 12274, 12825, 13175, 13950, 14229, 14535, 14725, 15810, 15903, 16150, 16245, 17442, 17670, 18050, 18411, 19494, 20026, 20925, 22382, 22950, 23715, 24225, 25650, 26350, 26505, 27075, 28458, 29070, 29450, 30039, 30685, 31806, 32490, 33573, 36822, 39525, 41850, 43605, 44175, 47430, 48450, 48735, 50065, 53010, 54150, 55233, 55955, 60078, 61370, 67146, 71145, 72675, 79050, 79515, 81225, 87210, 88350, 90117, 92055, 97470, 100130, 100719, 110466, 111910, 118575, 132525, 142290, 145350, 150195, 153425, 159030, 162450, 165699, 167865, 180234, 184110, 190247, 201438, 218025, 237150, 243675, 250325, 265050, 270351, 276165, 279775, 300390, 302157, 306850, 331398, 335730, 355725, 380494, 397575, 436050, 450585, 460275, 487350, 500650, 503595, 540702, 552330, 559550, 570741, 604314, 711450, 750975, 795150, 828495, 839325, 901170, 920550, 951235, 1007190, 1141482, 1351755, 1380825, 1501950, 1510785, 1656990, 1678650, 1712223, 1902470, 2252925, 2517975, 2703510, 2761650, 2853705, 3021570, 3424446, 4142475, 4505850, 4756175, 5035950, 5136669, 5707410, 6758775, 7553925, 8284950, 8561115, 9512350, 10273338, 13517550, 14268525, 15107850, 17122230, 25683345, 28537050, 42805575, 51366690, 85611150, 128416725, 256833450]

約数ペア:

[(1, 256833450), (2, 128416725), (3, 85611150), (5, 51366690), (6, 42805575), (9, 28537050), (10, 25683345), (15, 17122230), (17, 15107850), (18, 14268525), (19, 13517550), (25, 10273338), (27, 9512350), (30, 8561115), (31, 8284950), (34, 7553925), (38, 6758775), (45, 5707410), (50, 5136669), (51, 5035950), (54, 4756175), (57, 4505850), (62, 4142475), (75, 3424446), (85, 3021570), (90, 2853705), (93, 2761650), (95, 2703510), (102, 2517975), (114, 2252925), (135, 1902470), (150, 1712223), (153, 1678650), (155, 1656990), (170, 1510785), (171, 1501950), (186, 1380825), (190, 1351755), (225, 1141482), (255, 1007190), (270, 951235), (279, 920550), (285, 901170), (306, 839325), (310, 828495), (323, 795150), (342, 750975), (361, 711450), (425, 604314), (450, 570741), (459, 559550), (465, 552330), (475, 540702), (510, 503595), (513, 500650), (527, 487350), (558, 460275), (570, 450585), (589, 436050), (646, 397575), (675, 380494), (722, 355725), (765, 335730), (775, 331398), (837, 306850), (850, 302157), (855, 300390), (918, 279775), (930, 276165), (950, 270351), (969, 265050), (1026, 250325), (1054, 243675), (1083, 237150), (1178, 218025), (1275, 201438), (1350, 190247), (1395, 184110), (1425, 180234), (1530, 167865), (1550, 165699), (1581, 162450), (1615, 159030), (1674, 153425), (1710, 150195), (1767, 145350), (1805, 142290), (1938, 132525), (2166, 118575), (2295, 111910), (2325, 110466), (2550, 100719), (2565, 100130), (2635, 97470), (2790, 92055), (2850, 90117), (2907, 88350), (2945, 87210), (3162, 81225), (3230, 79515), (3249, 79050), (3534, 72675), (3610, 71145), (3825, 67146), (4185, 61370), (4275, 60078), (4590, 55955), (4650, 55233), (4743, 54150), (4845, 53010), (5130, 50065), (5270, 48735), (5301, 48450), (5415, 47430), (5814, 44175), (5890, 43605), (6137, 41850), (6498, 39525), (6975, 36822), (7650, 33573), (7905, 32490), (8075, 31806), (8370, 30685), (8550, 30039), (8721, 29450), (8835, 29070), (9025, 28458), (9486, 27075), (9690, 26505), (9747, 26350), (10013, 25650), (10602, 24225), (10830, 23715), (11191, 22950), (11475, 22382), (12274, 20925), (12825, 20026), (13175, 19494), (13950, 18411), (14229, 18050), (14535, 17670), (14725, 17442), (15810, 16245), (15903, 16150)]