804517020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{18701}}^1$

素因数の和:18955

約数の個数: 72

約数和(自身を含む): 2450710080

約数和(自身を除く): 1646193060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 10755, 14340, 18701, 21510, 37402, 43020, 56103, 74804, 93505, 112206, 168309, 187010, 224412, 280515, 336618, 374020, 561030, 673236, 841545, 1122060, 1683090, 3366180, 4469539, 8939078, 13408617, 17878156, 22347695, 26817234, 40225851, 44695390, 53634468, 67043085, 80451702, 89390780, 134086170, 160903404, 201129255, 268172340, 402258510, 804517020]

約数ペア:

[(1, 804517020), (2, 402258510), (3, 268172340), (4, 201129255), (5, 160903404), (6, 134086170), (9, 89390780), (10, 80451702), (12, 67043085), (15, 53634468), (18, 44695390), (20, 40225851), (30, 26817234), (36, 22347695), (45, 17878156), (60, 13408617), (90, 8939078), (180, 4469539), (239, 3366180), (478, 1683090), (717, 1122060), (956, 841545), (1195, 673236), (1434, 561030), (2151, 374020), (2390, 336618), (2868, 280515), (3585, 224412), (4302, 187010), (4780, 168309), (7170, 112206), (8604, 93505), (10755, 74804), (14340, 56103), (18701, 43020), (21510, 37402)]