287231120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10529}}^1$

素因数の和:10584

約数の個数: 80

約数和(自身を含む): 752094720

約数和(自身を除く): 464863600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 10529, 13640, 21058, 27280, 42116, 52645, 84232, 105290, 115819, 168464, 210580, 231638, 326399, 421160, 463276, 579095, 652798, 842320, 926552, 1158190, 1305596, 1631995, 1853104, 2316380, 2611192, 3263990, 3590389, 4632760, 5222384, 6527980, 7180778, 9265520, 13055960, 14361556, 17951945, 26111920, 28723112, 35903890, 57446224, 71807780, 143615560, 287231120]

約数ペア:

[(1, 287231120), (2, 143615560), (4, 71807780), (5, 57446224), (8, 35903890), (10, 28723112), (11, 26111920), (16, 17951945), (20, 14361556), (22, 13055960), (31, 9265520), (40, 7180778), (44, 6527980), (55, 5222384), (62, 4632760), (80, 3590389), (88, 3263990), (110, 2611192), (124, 2316380), (155, 1853104), (176, 1631995), (220, 1305596), (248, 1158190), (310, 926552), (341, 842320), (440, 652798), (496, 579095), (620, 463276), (682, 421160), (880, 326399), (1240, 231638), (1364, 210580), (1705, 168464), (2480, 115819), (2728, 105290), (3410, 84232), (5456, 52645), (6820, 42116), (10529, 27280), (13640, 21058)]