278870520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{56681}}^1$

素因数の和:56736

約数の個数: 64

約数和(自身を含む): 857031840

約数和(自身を除く): 578161320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 56681, 113362, 170043, 226724, 283405, 340086, 453448, 566810, 680172, 850215, 1133620, 1360344, 1700430, 2267240, 2323921, 3400860, 4647842, 6801720, 6971763, 9295684, 11619605, 13943526, 18591368, 23239210, 27887052, 34858815, 46478420, 55774104, 69717630, 92956840, 139435260, 278870520]

約数ペア:

[(1, 278870520), (2, 139435260), (3, 92956840), (4, 69717630), (5, 55774104), (6, 46478420), (8, 34858815), (10, 27887052), (12, 23239210), (15, 18591368), (20, 13943526), (24, 11619605), (30, 9295684), (40, 6971763), (41, 6801720), (60, 4647842), (82, 3400860), (120, 2323921), (123, 2267240), (164, 1700430), (205, 1360344), (246, 1133620), (328, 850215), (410, 680172), (492, 566810), (615, 453448), (820, 340086), (984, 283405), (1230, 226724), (1640, 170043), (2460, 113362), (4920, 56681)]