2018758875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1$

素因数の和:1230

約数の個数: 128

約数和(自身を含む): 4147752960

約数和(自身を除く): 2128994085

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 29, 35, 69, 75, 87, 105, 115, 125, 145, 161, 175, 203, 345, 375, 435, 483, 525, 575, 609, 667, 725, 805, 875, 1015, 1153, 1725, 2001, 2175, 2415, 2625, 2875, 3045, 3335, 3459, 3625, 4025, 4669, 5075, 5765, 8071, 8625, 10005, 10875, 12075, 14007, 15225, 16675, 17295, 20125, 23345, 24213, 25375, 26519, 28825, 33437, 40355, 50025, 60375, 70035, 76125, 79557, 83375, 86475, 100311, 116725, 121065, 132595, 144125, 167185, 185633, 201775, 234059, 250125, 350175, 397785, 432375, 501555, 556899, 583625, 605325, 662975, 702177, 769051, 835925, 928165, 1008875, 1170295, 1750875, 1988925, 2307153, 2507775, 2784495, 3026625, 3314875, 3510885, 3845255, 4179625, 4640825, 5383357, 5851475, 9944625, 11535765, 12538875, 13922475, 16150071, 17554425, 19226275, 23204125, 26916785, 29257375, 57678825, 69612375, 80750355, 87772125, 96131375, 134583925, 288394125, 403751775, 672919625, 2018758875]

約数ペア:

[(1, 2018758875), (3, 672919625), (5, 403751775), (7, 288394125), (15, 134583925), (21, 96131375), (23, 87772125), (25, 80750355), (29, 69612375), (35, 57678825), (69, 29257375), (75, 26916785), (87, 23204125), (105, 19226275), (115, 17554425), (125, 16150071), (145, 13922475), (161, 12538875), (175, 11535765), (203, 9944625), (345, 5851475), (375, 5383357), (435, 4640825), (483, 4179625), (525, 3845255), (575, 3510885), (609, 3314875), (667, 3026625), (725, 2784495), (805, 2507775), (875, 2307153), (1015, 1988925), (1153, 1750875), (1725, 1170295), (2001, 1008875), (2175, 928165), (2415, 835925), (2625, 769051), (2875, 702177), (3045, 662975), (3335, 605325), (3459, 583625), (3625, 556899), (4025, 501555), (4669, 432375), (5075, 397785), (5765, 350175), (8071, 250125), (8625, 234059), (10005, 201775), (10875, 185633), (12075, 167185), (14007, 144125), (15225, 132595), (16675, 121065), (17295, 116725), (20125, 100311), (23345, 86475), (24213, 83375), (25375, 79557), (26519, 76125), (28825, 70035), (33437, 60375), (40355, 50025)]