279470760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1419

約数の個数: 128

約数和(自身を含む): 879500160

約数和(自身を除く): 600029400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 43, 60, 82, 86, 120, 123, 129, 164, 172, 205, 215, 246, 258, 328, 344, 410, 430, 492, 516, 615, 645, 820, 860, 984, 1032, 1230, 1290, 1321, 1640, 1720, 1763, 2460, 2580, 2642, 3526, 3963, 4920, 5160, 5284, 5289, 6605, 7052, 7926, 8815, 10568, 10578, 13210, 14104, 15852, 17630, 19815, 21156, 26420, 26445, 31704, 35260, 39630, 42312, 52840, 52890, 54161, 56803, 70520, 79260, 105780, 108322, 113606, 158520, 162483, 170409, 211560, 216644, 227212, 270805, 284015, 324966, 340818, 433288, 454424, 541610, 568030, 649932, 681636, 812415, 852045, 1083220, 1136060, 1299864, 1363272, 1624830, 1704090, 2166440, 2272120, 2328923, 3249660, 3408180, 4657846, 6499320, 6816360, 6986769, 9315692, 11644615, 13973538, 18631384, 23289230, 27947076, 34933845, 46578460, 55894152, 69867690, 93156920, 139735380, 279470760]

約数ペア:

[(1, 279470760), (2, 139735380), (3, 93156920), (4, 69867690), (5, 55894152), (6, 46578460), (8, 34933845), (10, 27947076), (12, 23289230), (15, 18631384), (20, 13973538), (24, 11644615), (30, 9315692), (40, 6986769), (41, 6816360), (43, 6499320), (60, 4657846), (82, 3408180), (86, 3249660), (120, 2328923), (123, 2272120), (129, 2166440), (164, 1704090), (172, 1624830), (205, 1363272), (215, 1299864), (246, 1136060), (258, 1083220), (328, 852045), (344, 812415), (410, 681636), (430, 649932), (492, 568030), (516, 541610), (615, 454424), (645, 433288), (820, 340818), (860, 324966), (984, 284015), (1032, 270805), (1230, 227212), (1290, 216644), (1321, 211560), (1640, 170409), (1720, 162483), (1763, 158520), (2460, 113606), (2580, 108322), (2642, 105780), (3526, 79260), (3963, 70520), (4920, 56803), (5160, 54161), (5284, 52890), (5289, 52840), (6605, 42312), (7052, 39630), (7926, 35260), (8815, 31704), (10568, 26445), (10578, 26420), (13210, 21156), (14104, 19815), (15852, 17630)]