8447640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 27760320

約数和(自身を除く): 19312680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 101, 102, 120, 123, 136, 164, 170, 202, 204, 205, 246, 255, 303, 328, 340, 404, 408, 410, 492, 505, 510, 606, 615, 680, 697, 808, 820, 984, 1010, 1020, 1212, 1230, 1394, 1515, 1640, 1717, 2020, 2040, 2091, 2424, 2460, 2788, 3030, 3434, 3485, 4040, 4141, 4182, 4920, 5151, 5576, 6060, 6868, 6970, 8282, 8364, 8585, 10302, 10455, 12120, 12423, 13736, 13940, 16564, 16728, 17170, 20604, 20705, 20910, 24846, 25755, 27880, 33128, 34340, 41208, 41410, 41820, 49692, 51510, 62115, 68680, 70397, 82820, 83640, 99384, 103020, 124230, 140794, 165640, 206040, 211191, 248460, 281588, 351985, 422382, 496920, 563176, 703970, 844764, 1055955, 1407940, 1689528, 2111910, 2815880, 4223820, 8447640]

約数ペア:

[(1, 8447640), (2, 4223820), (3, 2815880), (4, 2111910), (5, 1689528), (6, 1407940), (8, 1055955), (10, 844764), (12, 703970), (15, 563176), (17, 496920), (20, 422382), (24, 351985), (30, 281588), (34, 248460), (40, 211191), (41, 206040), (51, 165640), (60, 140794), (68, 124230), (82, 103020), (85, 99384), (101, 83640), (102, 82820), (120, 70397), (123, 68680), (136, 62115), (164, 51510), (170, 49692), (202, 41820), (204, 41410), (205, 41208), (246, 34340), (255, 33128), (303, 27880), (328, 25755), (340, 24846), (404, 20910), (408, 20705), (410, 20604), (492, 17170), (505, 16728), (510, 16564), (606, 13940), (615, 13736), (680, 12423), (697, 12120), (808, 10455), (820, 10302), (984, 8585), (1010, 8364), (1020, 8282), (1212, 6970), (1230, 6868), (1394, 6060), (1515, 5576), (1640, 5151), (1717, 4920), (2020, 4182), (2040, 4141), (2091, 4040), (2424, 3485), (2460, 3434), (2788, 3030)]