198354120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:867

約数の個数: 128

約数和(自身を含む): 623738880

約数和(自身を除く): 425384760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 568, 620, 710, 744, 751, 852, 930, 1065, 1240, 1420, 1502, 1704, 1860, 2130, 2201, 2253, 2840, 3004, 3720, 3755, 4260, 4402, 4506, 6008, 6603, 7510, 8520, 8804, 9012, 11005, 11265, 13206, 15020, 17608, 18024, 22010, 22530, 23281, 26412, 30040, 33015, 44020, 45060, 46562, 52824, 53321, 66030, 69843, 88040, 90120, 93124, 106642, 116405, 132060, 139686, 159963, 186248, 213284, 232810, 264120, 266605, 279372, 319926, 349215, 426568, 465620, 533210, 558744, 639852, 698430, 799815, 931240, 1066420, 1279704, 1396860, 1599630, 1652951, 2132840, 2793720, 3199260, 3305902, 4958853, 6398520, 6611804, 8264755, 9917706, 13223608, 16529510, 19835412, 24794265, 33059020, 39670824, 49588530, 66118040, 99177060, 198354120]

約数ペア:

[(1, 198354120), (2, 99177060), (3, 66118040), (4, 49588530), (5, 39670824), (6, 33059020), (8, 24794265), (10, 19835412), (12, 16529510), (15, 13223608), (20, 9917706), (24, 8264755), (30, 6611804), (31, 6398520), (40, 4958853), (60, 3305902), (62, 3199260), (71, 2793720), (93, 2132840), (120, 1652951), (124, 1599630), (142, 1396860), (155, 1279704), (186, 1066420), (213, 931240), (248, 799815), (284, 698430), (310, 639852), (355, 558744), (372, 533210), (426, 465620), (465, 426568), (568, 349215), (620, 319926), (710, 279372), (744, 266605), (751, 264120), (852, 232810), (930, 213284), (1065, 186248), (1240, 159963), (1420, 139686), (1502, 132060), (1704, 116405), (1860, 106642), (2130, 93124), (2201, 90120), (2253, 88040), (2840, 69843), (3004, 66030), (3720, 53321), (3755, 52824), (4260, 46562), (4402, 45060), (4506, 44020), (6008, 33015), (6603, 30040), (7510, 26412), (8520, 23281), (8804, 22530), (9012, 22010), (11005, 18024), (11265, 17608), (13206, 15020)]