15678052240

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1\times {\mathrm{2999}}^1$

素因数の和:3760

約数の個数: 80

約数和(自身を含む): 36881568000

約数和(自身を除く): 21203515760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 647, 808, 1010, 1294, 1616, 2020, 2588, 2999, 3235, 4040, 5176, 5998, 6470, 8080, 10352, 11996, 12940, 14995, 23992, 25880, 29990, 47984, 51760, 59980, 65347, 119960, 130694, 239920, 261388, 302899, 326735, 522776, 605798, 653470, 1045552, 1211596, 1306940, 1514495, 1940353, 2423192, 2613880, 3028990, 3880706, 4846384, 5227760, 6057980, 7761412, 9701765, 12115960, 15522824, 19403530, 24231920, 31045648, 38807060, 77614120, 155228240, 195975653, 391951306, 783902612, 979878265, 1567805224, 1959756530, 3135610448, 3919513060, 7839026120, 15678052240]

約数ペア:

[(1, 15678052240), (2, 7839026120), (4, 3919513060), (5, 3135610448), (8, 1959756530), (10, 1567805224), (16, 979878265), (20, 783902612), (40, 391951306), (80, 195975653), (101, 155228240), (202, 77614120), (404, 38807060), (505, 31045648), (647, 24231920), (808, 19403530), (1010, 15522824), (1294, 12115960), (1616, 9701765), (2020, 7761412), (2588, 6057980), (2999, 5227760), (3235, 4846384), (4040, 3880706), (5176, 3028990), (5998, 2613880), (6470, 2423192), (8080, 1940353), (10352, 1514495), (11996, 1306940), (12940, 1211596), (14995, 1045552), (23992, 653470), (25880, 605798), (29990, 522776), (47984, 326735), (51760, 302899), (59980, 261388), (65347, 239920), (119960, 130694)]