865861380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1871}}^1$

素因数の和:2746

約数の個数: 96

約数和(自身を含む): 2698375680

約数和(自身を除く): 1832514300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 857, 1714, 1871, 2571, 3428, 3742, 4285, 5142, 5613, 7484, 7713, 8570, 9355, 10284, 11226, 12855, 15426, 16839, 17140, 18710, 22452, 23139, 25710, 28065, 30852, 33678, 37420, 38565, 46278, 50517, 51420, 56130, 67356, 77130, 84195, 92556, 101034, 112260, 115695, 154260, 168390, 202068, 231390, 252585, 336780, 462780, 505170, 1010340, 1603447, 3206894, 4810341, 6413788, 8017235, 9620682, 14431023, 16034470, 19241364, 24051705, 28862046, 32068940, 43293069, 48103410, 57724092, 72155115, 86586138, 96206820, 144310230, 173172276, 216465345, 288620460, 432930690, 865861380]

約数ペア:

[(1, 865861380), (2, 432930690), (3, 288620460), (4, 216465345), (5, 173172276), (6, 144310230), (9, 96206820), (10, 86586138), (12, 72155115), (15, 57724092), (18, 48103410), (20, 43293069), (27, 32068940), (30, 28862046), (36, 24051705), (45, 19241364), (54, 16034470), (60, 14431023), (90, 9620682), (108, 8017235), (135, 6413788), (180, 4810341), (270, 3206894), (540, 1603447), (857, 1010340), (1714, 505170), (1871, 462780), (2571, 336780), (3428, 252585), (3742, 231390), (4285, 202068), (5142, 168390), (5613, 154260), (7484, 115695), (7713, 112260), (8570, 101034), (9355, 92556), (10284, 84195), (11226, 77130), (12855, 67356), (15426, 56130), (16839, 51420), (17140, 50517), (18710, 46278), (22452, 38565), (23139, 37420), (25710, 33678), (28065, 30852)]