163621160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 408240000

約数和(自身を除く): 244618840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 59, 76, 82, 89, 95, 118, 152, 164, 178, 190, 205, 236, 295, 328, 356, 380, 410, 445, 472, 590, 712, 760, 779, 820, 890, 1121, 1180, 1558, 1640, 1691, 1780, 2242, 2360, 2419, 3116, 3382, 3560, 3649, 3895, 4484, 4838, 5251, 5605, 6232, 6764, 7298, 7790, 8455, 8968, 9676, 10502, 11210, 12095, 13528, 14596, 15580, 16910, 18245, 19352, 21004, 22420, 24190, 26255, 29192, 31160, 33820, 36490, 42008, 44840, 45961, 48380, 52510, 67640, 69331, 72980, 91922, 96760, 99769, 105020, 138662, 145960, 183844, 199538, 210040, 215291, 229805, 277324, 346655, 367688, 399076, 430582, 459610, 498845, 554648, 693310, 798152, 861164, 919220, 997690, 1076455, 1386620, 1722328, 1838440, 1995380, 2152910, 2773240, 3990760, 4090529, 4305820, 8181058, 8611640, 16362116, 20452645, 32724232, 40905290, 81810580, 163621160]

約数ペア:

[(1, 163621160), (2, 81810580), (4, 40905290), (5, 32724232), (8, 20452645), (10, 16362116), (19, 8611640), (20, 8181058), (38, 4305820), (40, 4090529), (41, 3990760), (59, 2773240), (76, 2152910), (82, 1995380), (89, 1838440), (95, 1722328), (118, 1386620), (152, 1076455), (164, 997690), (178, 919220), (190, 861164), (205, 798152), (236, 693310), (295, 554648), (328, 498845), (356, 459610), (380, 430582), (410, 399076), (445, 367688), (472, 346655), (590, 277324), (712, 229805), (760, 215291), (779, 210040), (820, 199538), (890, 183844), (1121, 145960), (1180, 138662), (1558, 105020), (1640, 99769), (1691, 96760), (1780, 91922), (2242, 72980), (2360, 69331), (2419, 67640), (3116, 52510), (3382, 48380), (3560, 45961), (3649, 44840), (3895, 42008), (4484, 36490), (4838, 33820), (5251, 31160), (5605, 29192), (6232, 26255), (6764, 24190), (7298, 22420), (7790, 21004), (8455, 19352), (8968, 18245), (9676, 16910), (10502, 15580), (11210, 14596), (12095, 13528)]