142895120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 346073088

約数和(自身を除く): 203177968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 157, 248, 310, 314, 367, 496, 620, 628, 734, 785, 1240, 1256, 1468, 1570, 1835, 2480, 2512, 2936, 3140, 3670, 4867, 5872, 6280, 7340, 9734, 11377, 12560, 14680, 19468, 22754, 24335, 29360, 38936, 45508, 48670, 56885, 57619, 77872, 91016, 97340, 113770, 115238, 182032, 194680, 227540, 230476, 288095, 389360, 455080, 460952, 576190, 910160, 921904, 1152380, 1786189, 2304760, 3572378, 4609520, 7144756, 8930945, 14289512, 17861890, 28579024, 35723780, 71447560, 142895120]

約数ペア:

[(1, 142895120), (2, 71447560), (4, 35723780), (5, 28579024), (8, 17861890), (10, 14289512), (16, 8930945), (20, 7144756), (31, 4609520), (40, 3572378), (62, 2304760), (80, 1786189), (124, 1152380), (155, 921904), (157, 910160), (248, 576190), (310, 460952), (314, 455080), (367, 389360), (496, 288095), (620, 230476), (628, 227540), (734, 194680), (785, 182032), (1240, 115238), (1256, 113770), (1468, 97340), (1570, 91016), (1835, 77872), (2480, 57619), (2512, 56885), (2936, 48670), (3140, 45508), (3670, 38936), (4867, 29360), (5872, 24335), (6280, 22754), (7340, 19468), (9734, 14680), (11377, 12560)]