18041520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{10739}}^1$

素因数の和:10762

約数の個数: 80

約数和(自身を含む): 63924480

約数和(自身を除く): 45882960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 10739, 21478, 32217, 42956, 53695, 64434, 75173, 85912, 107390, 128868, 150346, 161085, 171824, 214780, 225519, 257736, 300692, 322170, 375865, 429560, 451038, 515472, 601384, 644340, 751730, 859120, 902076, 1127595, 1202768, 1288680, 1503460, 1804152, 2255190, 2577360, 3006920, 3608304, 4510380, 6013840, 9020760, 18041520]

約数ペア:

[(1, 18041520), (2, 9020760), (3, 6013840), (4, 4510380), (5, 3608304), (6, 3006920), (7, 2577360), (8, 2255190), (10, 1804152), (12, 1503460), (14, 1288680), (15, 1202768), (16, 1127595), (20, 902076), (21, 859120), (24, 751730), (28, 644340), (30, 601384), (35, 515472), (40, 451038), (42, 429560), (48, 375865), (56, 322170), (60, 300692), (70, 257736), (80, 225519), (84, 214780), (105, 171824), (112, 161085), (120, 150346), (140, 128868), (168, 107390), (210, 85912), (240, 75173), (280, 64434), (336, 53695), (420, 42956), (560, 32217), (840, 21478), (1680, 10739)]