76878560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^2$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 210842352

約数和(自身を除く): 133963792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 352, 361, 380, 418, 440, 484, 605, 608, 722, 760, 836, 880, 968, 1045, 1210, 1331, 1444, 1520, 1672, 1760, 1805, 1936, 2090, 2299, 2420, 2662, 2888, 3040, 3344, 3610, 3872, 3971, 4180, 4598, 4840, 5324, 5776, 6655, 6688, 7220, 7942, 8360, 9196, 9680, 10648, 11495, 11552, 13310, 14440, 15884, 16720, 18392, 19360, 19855, 21296, 22990, 25289, 26620, 28880, 31768, 33440, 36784, 39710, 42592, 43681, 45980, 50578, 53240, 57760, 63536, 73568, 79420, 87362, 91960, 101156, 106480, 126445, 127072, 158840, 174724, 183920, 202312, 212960, 218405, 252890, 317680, 349448, 367840, 404624, 436810, 480491, 505780, 635360, 698896, 809248, 873620, 960982, 1011560, 1397792, 1747240, 1921964, 2023120, 2402455, 3494480, 3843928, 4046240, 4804910, 6988960, 7687856, 9609820, 15375712, 19219640, 38439280, 76878560]

約数ペア:

[(1, 76878560), (2, 38439280), (4, 19219640), (5, 15375712), (8, 9609820), (10, 7687856), (11, 6988960), (16, 4804910), (19, 4046240), (20, 3843928), (22, 3494480), (32, 2402455), (38, 2023120), (40, 1921964), (44, 1747240), (55, 1397792), (76, 1011560), (80, 960982), (88, 873620), (95, 809248), (110, 698896), (121, 635360), (152, 505780), (160, 480491), (176, 436810), (190, 404624), (209, 367840), (220, 349448), (242, 317680), (304, 252890), (352, 218405), (361, 212960), (380, 202312), (418, 183920), (440, 174724), (484, 158840), (605, 127072), (608, 126445), (722, 106480), (760, 101156), (836, 91960), (880, 87362), (968, 79420), (1045, 73568), (1210, 63536), (1331, 57760), (1444, 53240), (1520, 50578), (1672, 45980), (1760, 43681), (1805, 42592), (1936, 39710), (2090, 36784), (2299, 33440), (2420, 31768), (2662, 28880), (2888, 26620), (3040, 25289), (3344, 22990), (3610, 21296), (3872, 19855), (3971, 19360), (4180, 18392), (4598, 16720), (4840, 15884), (5324, 14440), (5776, 13310), (6655, 11552), (6688, 11495), (7220, 10648), (7942, 9680), (8360, 9196)]