645403632

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 1799884800

約数和(自身を除く): 1154481168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 41, 48, 62, 71, 82, 93, 123, 124, 142, 149, 164, 186, 213, 246, 248, 284, 298, 328, 372, 426, 447, 492, 496, 568, 596, 656, 744, 852, 894, 984, 1136, 1192, 1271, 1488, 1704, 1788, 1968, 2201, 2384, 2542, 2911, 3408, 3576, 3813, 4402, 4619, 5084, 5822, 6109, 6603, 7152, 7626, 8733, 8804, 9238, 10168, 10579, 11644, 12218, 13206, 13857, 15252, 17466, 17608, 18327, 18476, 20336, 21158, 23288, 24436, 26412, 27714, 30504, 31737, 34932, 35216, 36654, 36952, 42316, 46576, 48872, 52824, 55428, 61008, 63474, 69864, 73308, 73904, 84632, 90241, 97744, 105648, 110856, 126948, 139728, 146616, 169264, 180482, 189379, 221712, 253896, 270723, 293232, 327949, 360964, 378758, 433739, 507792, 541446, 568137, 655898, 721928, 757516, 867478, 983847, 1082892, 1136274, 1301217, 1311796, 1443856, 1515032, 1734956, 1967694, 2165784, 2272548, 2602434, 2623592, 3030064, 3469912, 3935388, 4331568, 4545096, 5204868, 5247184, 6939824, 7870776, 9090192, 10409736, 13445909, 15741552, 20819472, 26891818, 40337727, 53783636, 80675454, 107567272, 161350908, 215134544, 322701816, 645403632]

約数ペア:

[(1, 645403632), (2, 322701816), (3, 215134544), (4, 161350908), (6, 107567272), (8, 80675454), (12, 53783636), (16, 40337727), (24, 26891818), (31, 20819472), (41, 15741552), (48, 13445909), (62, 10409736), (71, 9090192), (82, 7870776), (93, 6939824), (123, 5247184), (124, 5204868), (142, 4545096), (149, 4331568), (164, 3935388), (186, 3469912), (213, 3030064), (246, 2623592), (248, 2602434), (284, 2272548), (298, 2165784), (328, 1967694), (372, 1734956), (426, 1515032), (447, 1443856), (492, 1311796), (496, 1301217), (568, 1136274), (596, 1082892), (656, 983847), (744, 867478), (852, 757516), (894, 721928), (984, 655898), (1136, 568137), (1192, 541446), (1271, 507792), (1488, 433739), (1704, 378758), (1788, 360964), (1968, 327949), (2201, 293232), (2384, 270723), (2542, 253896), (2911, 221712), (3408, 189379), (3576, 180482), (3813, 169264), (4402, 146616), (4619, 139728), (5084, 126948), (5822, 110856), (6109, 105648), (6603, 97744), (7152, 90241), (7626, 84632), (8733, 73904), (8804, 73308), (9238, 69864), (10168, 63474), (10579, 61008), (11644, 55428), (12218, 52824), (13206, 48872), (13857, 46576), (15252, 42316), (17466, 36952), (17608, 36654), (18327, 35216), (18476, 34932), (20336, 31737), (21158, 30504), (23288, 27714), (24436, 26412)]