66615750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 188697600

約数和(自身を除く): 122081850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 71, 75, 90, 125, 135, 139, 142, 150, 213, 225, 250, 270, 278, 355, 375, 417, 426, 450, 639, 675, 695, 710, 750, 834, 1065, 1125, 1251, 1278, 1350, 1390, 1775, 1917, 2085, 2130, 2250, 2502, 3195, 3375, 3475, 3550, 3753, 3834, 4170, 5325, 6255, 6390, 6750, 6950, 7506, 8875, 9585, 9869, 10425, 10650, 12510, 15975, 17375, 17750, 18765, 19170, 19738, 20850, 26625, 29607, 31275, 31950, 34750, 37530, 47925, 49345, 52125, 53250, 59214, 62550, 79875, 88821, 93825, 95850, 98690, 104250, 148035, 156375, 159750, 177642, 187650, 239625, 246725, 266463, 296070, 312750, 444105, 469125, 479250, 493450, 532926, 740175, 888210, 938250, 1233625, 1332315, 1480350, 2220525, 2467250, 2664630, 3700875, 4441050, 6661575, 7401750, 11102625, 13323150, 22205250, 33307875, 66615750]

約数ペア:

[(1, 66615750), (2, 33307875), (3, 22205250), (5, 13323150), (6, 11102625), (9, 7401750), (10, 6661575), (15, 4441050), (18, 3700875), (25, 2664630), (27, 2467250), (30, 2220525), (45, 1480350), (50, 1332315), (54, 1233625), (71, 938250), (75, 888210), (90, 740175), (125, 532926), (135, 493450), (139, 479250), (142, 469125), (150, 444105), (213, 312750), (225, 296070), (250, 266463), (270, 246725), (278, 239625), (355, 187650), (375, 177642), (417, 159750), (426, 156375), (450, 148035), (639, 104250), (675, 98690), (695, 95850), (710, 93825), (750, 88821), (834, 79875), (1065, 62550), (1125, 59214), (1251, 53250), (1278, 52125), (1350, 49345), (1390, 47925), (1775, 37530), (1917, 34750), (2085, 31950), (2130, 31275), (2250, 29607), (2502, 26625), (3195, 20850), (3375, 19738), (3475, 19170), (3550, 18765), (3753, 17750), (3834, 17375), (4170, 15975), (5325, 12510), (6255, 10650), (6390, 10425), (6750, 9869), (6950, 9585), (7506, 8875)]