1980955980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1481}}^1\times {\mathrm{2477}}^1$

素因数の和:3976

約数の個数: 96

約数和(自身を含む): 6169625280

約数和(自身を除く): 4188669300

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, 1481, 2477, 2962, 4443, 4954, 5924, 7405, 7431, 8886, 9908, 12385, 13329, 14810, 14862, 17772, 22215, 22293, 24770, 26658, 29620, 29724, 37155, 39987, 44430, 44586, 49540, 53316, 66645, 66879, 74310, 79974, 88860, 89172, 111465, 133290, 133758, 148620, 159948, 199935, 222930, 266580, 267516, 334395, 399870, 445860, 668790, 799740, 1337580, 3668437, 7336874, 11005311, 14673748, 18342185, 22010622, 33015933, 36684370, 44021244, 55026555, 66031866, 73368740, 99047799, 110053110, 132063732, 165079665, 198095598, 220106220, 330159330, 396191196, 495238995, 660318660, 990477990, 1980955980]

約数ペア:

[(1, 1980955980), (2, 990477990), (3, 660318660), (4, 495238995), (5, 396191196), (6, 330159330), (9, 220106220), (10, 198095598), (12, 165079665), (15, 132063732), (18, 110053110), (20, 99047799), (27, 73368740), (30, 66031866), (36, 55026555), (45, 44021244), (54, 36684370), (60, 33015933), (90, 22010622), (108, 18342185), (135, 14673748), (180, 11005311), (270, 7336874), (540, 3668437), (1481, 1337580), (2477, 799740), (2962, 668790), (4443, 445860), (4954, 399870), (5924, 334395), (7405, 267516), (7431, 266580), (8886, 222930), (9908, 199935), (12385, 159948), (13329, 148620), (14810, 133758), (14862, 133290), (17772, 111465), (22215, 89172), (22293, 88860), (24770, 79974), (26658, 74310), (29620, 66879), (29724, 66645), (37155, 53316), (39987, 49540), (44430, 44586)]