83640

素因数分解:

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

素因数の和:72

約数の個数: 64

約数和(自身を含む): 272160

約数和(自身を除く): 188520

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, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2091, 2460, 2788, 3485, 4182, 4920, 5576, 6970, 8364, 10455, 13940, 16728, 20910, 27880, 41820, 83640]

約数ペア:

[(1, 83640), (2, 41820), (3, 27880), (4, 20910), (5, 16728), (6, 13940), (8, 10455), (10, 8364), (12, 6970), (15, 5576), (17, 4920), (20, 4182), (24, 3485), (30, 2788), (34, 2460), (40, 2091), (41, 2040), (51, 1640), (60, 1394), (68, 1230), (82, 1020), (85, 984), (102, 820), (120, 697), (123, 680), (136, 615), (164, 510), (170, 492), (204, 410), (205, 408), (246, 340), (255, 328)]