437696440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 1078272000

約数和(自身を除く): 640575560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 103, 115, 124, 149, 155, 184, 206, 230, 248, 298, 310, 412, 460, 515, 596, 620, 713, 745, 824, 920, 1030, 1192, 1240, 1426, 1490, 2060, 2369, 2852, 2980, 3193, 3427, 3565, 4120, 4619, 4738, 5704, 5960, 6386, 6854, 7130, 9238, 9476, 11845, 12772, 13708, 14260, 15347, 15965, 17135, 18476, 18952, 23095, 23690, 25544, 27416, 28520, 30694, 31930, 34270, 36952, 46190, 47380, 61388, 63860, 68540, 73439, 76735, 92380, 94760, 106237, 122776, 127720, 137080, 146878, 153470, 184760, 212474, 293756, 306940, 352981, 367195, 424948, 475757, 531185, 587512, 613880, 705962, 734390, 849896, 951514, 1062370, 1411924, 1468780, 1764905, 1903028, 2124740, 2378785, 2823848, 2937560, 3529810, 3806056, 4249480, 4757570, 7059620, 9515140, 10942411, 14119240, 19030280, 21884822, 43769644, 54712055, 87539288, 109424110, 218848220, 437696440]

約数ペア:

[(1, 437696440), (2, 218848220), (4, 109424110), (5, 87539288), (8, 54712055), (10, 43769644), (20, 21884822), (23, 19030280), (31, 14119240), (40, 10942411), (46, 9515140), (62, 7059620), (92, 4757570), (103, 4249480), (115, 3806056), (124, 3529810), (149, 2937560), (155, 2823848), (184, 2378785), (206, 2124740), (230, 1903028), (248, 1764905), (298, 1468780), (310, 1411924), (412, 1062370), (460, 951514), (515, 849896), (596, 734390), (620, 705962), (713, 613880), (745, 587512), (824, 531185), (920, 475757), (1030, 424948), (1192, 367195), (1240, 352981), (1426, 306940), (1490, 293756), (2060, 212474), (2369, 184760), (2852, 153470), (2980, 146878), (3193, 137080), (3427, 127720), (3565, 122776), (4120, 106237), (4619, 94760), (4738, 92380), (5704, 76735), (5960, 73439), (6386, 68540), (6854, 63860), (7130, 61388), (9238, 47380), (9476, 46190), (11845, 36952), (12772, 34270), (13708, 31930), (14260, 30694), (15347, 28520), (15965, 27416), (17135, 25544), (18476, 23690), (18952, 23095)]