77418180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{6827}}^1$

素因数の和:6855

約数の個数: 120

約数和(自身を含む): 277599168

約数和(自身を除く): 200180988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 6827, 11340, 13654, 20481, 27308, 34135, 40962, 47789, 61443, 68270, 81924, 95578, 102405, 122886, 136540, 143367, 184329, 191156, 204810, 238945, 245772, 286734, 307215, 368658, 409620, 430101, 477890, 552987, 573468, 614430, 716835, 737316, 860202, 921645, 955780, 1105974, 1228860, 1290303, 1433670, 1720404, 1843290, 2150505, 2211948, 2580606, 2764935, 2867340, 3686580, 3870909, 4301010, 5161212, 5529870, 6451515, 7741818, 8602020, 11059740, 12903030, 15483636, 19354545, 25806060, 38709090, 77418180]

約数ペア:

[(1, 77418180), (2, 38709090), (3, 25806060), (4, 19354545), (5, 15483636), (6, 12903030), (7, 11059740), (9, 8602020), (10, 7741818), (12, 6451515), (14, 5529870), (15, 5161212), (18, 4301010), (20, 3870909), (21, 3686580), (27, 2867340), (28, 2764935), (30, 2580606), (35, 2211948), (36, 2150505), (42, 1843290), (45, 1720404), (54, 1433670), (60, 1290303), (63, 1228860), (70, 1105974), (81, 955780), (84, 921645), (90, 860202), (105, 737316), (108, 716835), (126, 614430), (135, 573468), (140, 552987), (162, 477890), (180, 430101), (189, 409620), (210, 368658), (252, 307215), (270, 286734), (315, 245772), (324, 238945), (378, 204810), (405, 191156), (420, 184329), (540, 143367), (567, 136540), (630, 122886), (756, 102405), (810, 95578), (945, 81924), (1134, 68270), (1260, 61443), (1620, 47789), (1890, 40962), (2268, 34135), (2835, 27308), (3780, 20481), (5670, 13654), (6827, 11340)]