220572840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 689990400

約数和(自身を除く): 469417560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 241, 263, 290, 348, 435, 482, 526, 580, 696, 723, 789, 870, 964, 1052, 1160, 1205, 1315, 1446, 1578, 1740, 1928, 2104, 2410, 2630, 2892, 3156, 3480, 3615, 3945, 4820, 5260, 5784, 6312, 6989, 7230, 7627, 7890, 9640, 10520, 13978, 14460, 15254, 15780, 20967, 22881, 27956, 28920, 30508, 31560, 34945, 38135, 41934, 45762, 55912, 61016, 63383, 69890, 76270, 83868, 91524, 104835, 114405, 126766, 139780, 152540, 167736, 183048, 190149, 209670, 228810, 253532, 279560, 305080, 316915, 380298, 419340, 457620, 507064, 633830, 760596, 838680, 915240, 950745, 1267660, 1521192, 1838107, 1901490, 2535320, 3676214, 3802980, 5514321, 7352428, 7605960, 9190535, 11028642, 14704856, 18381070, 22057284, 27571605, 36762140, 44114568, 55143210, 73524280, 110286420, 220572840]

約数ペア:

[(1, 220572840), (2, 110286420), (3, 73524280), (4, 55143210), (5, 44114568), (6, 36762140), (8, 27571605), (10, 22057284), (12, 18381070), (15, 14704856), (20, 11028642), (24, 9190535), (29, 7605960), (30, 7352428), (40, 5514321), (58, 3802980), (60, 3676214), (87, 2535320), (116, 1901490), (120, 1838107), (145, 1521192), (174, 1267660), (232, 950745), (241, 915240), (263, 838680), (290, 760596), (348, 633830), (435, 507064), (482, 457620), (526, 419340), (580, 380298), (696, 316915), (723, 305080), (789, 279560), (870, 253532), (964, 228810), (1052, 209670), (1160, 190149), (1205, 183048), (1315, 167736), (1446, 152540), (1578, 139780), (1740, 126766), (1928, 114405), (2104, 104835), (2410, 91524), (2630, 83868), (2892, 76270), (3156, 69890), (3480, 63383), (3615, 61016), (3945, 55912), (4820, 45762), (5260, 41934), (5784, 38135), (6312, 34945), (6989, 31560), (7230, 30508), (7627, 28920), (7890, 27956), (9640, 22881), (10520, 20967), (13978, 15780), (14460, 15254)]