2763132680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21881}}^1$

素因数の和:21951

約数の個数: 128

約数和(自身を含む): 7940540160

約数和(自身を除く): 5177407480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 110, 140, 154, 164, 205, 220, 280, 287, 308, 328, 385, 410, 440, 451, 574, 616, 770, 820, 902, 1148, 1435, 1540, 1640, 1804, 2255, 2296, 2870, 3080, 3157, 3608, 4510, 5740, 6314, 9020, 11480, 12628, 15785, 18040, 21881, 25256, 31570, 43762, 63140, 87524, 109405, 126280, 153167, 175048, 218810, 240691, 306334, 437620, 481382, 612668, 765835, 875240, 897121, 962764, 1203455, 1225336, 1531670, 1684837, 1794242, 1925528, 2406910, 3063340, 3369674, 3588484, 4485605, 4813820, 6126680, 6279847, 6739348, 7176968, 8424185, 8971210, 9627640, 9868331, 12559694, 13478696, 16848370, 17942420, 19736662, 25119388, 31399235, 33696740, 35884840, 39473324, 49341655, 50238776, 62798470, 67393480, 69078317, 78946648, 98683310, 125596940, 138156634, 197366620, 251193880, 276313268, 345391585, 394733240, 552626536, 690783170, 1381566340, 2763132680]

約数ペア:

[(1, 2763132680), (2, 1381566340), (4, 690783170), (5, 552626536), (7, 394733240), (8, 345391585), (10, 276313268), (11, 251193880), (14, 197366620), (20, 138156634), (22, 125596940), (28, 98683310), (35, 78946648), (40, 69078317), (41, 67393480), (44, 62798470), (55, 50238776), (56, 49341655), (70, 39473324), (77, 35884840), (82, 33696740), (88, 31399235), (110, 25119388), (140, 19736662), (154, 17942420), (164, 16848370), (205, 13478696), (220, 12559694), (280, 9868331), (287, 9627640), (308, 8971210), (328, 8424185), (385, 7176968), (410, 6739348), (440, 6279847), (451, 6126680), (574, 4813820), (616, 4485605), (770, 3588484), (820, 3369674), (902, 3063340), (1148, 2406910), (1435, 1925528), (1540, 1794242), (1640, 1684837), (1804, 1531670), (2255, 1225336), (2296, 1203455), (2870, 962764), (3080, 897121), (3157, 875240), (3608, 765835), (4510, 612668), (5740, 481382), (6314, 437620), (9020, 306334), (11480, 240691), (12628, 218810), (15785, 175048), (18040, 153167), (21881, 126280), (25256, 109405), (31570, 87524), (43762, 63140)]