1330446920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:999

約数の個数: 128

約数和(自身を含む): 3408998400

約数和(自身を除く): 2078551480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 127, 145, 220, 232, 254, 290, 319, 440, 508, 580, 635, 638, 821, 1016, 1160, 1270, 1276, 1397, 1595, 1642, 2540, 2552, 2794, 3190, 3284, 3683, 4105, 5080, 5588, 6380, 6568, 6985, 7366, 8210, 9031, 11176, 12760, 13970, 14732, 16420, 18062, 18415, 23809, 27940, 29464, 32840, 36124, 36830, 40513, 45155, 47618, 55880, 72248, 73660, 81026, 90310, 95236, 104267, 119045, 147320, 162052, 180620, 190472, 202565, 208534, 238090, 261899, 324104, 361240, 405130, 417068, 476180, 521335, 523798, 810260, 834136, 952360, 1042670, 1047596, 1146937, 1309495, 1620520, 2085340, 2095192, 2293874, 2618990, 3023743, 4170680, 4587748, 5237980, 5734685, 6047486, 9175496, 10475960, 11469370, 12094972, 15118715, 22938740, 24189944, 30237430, 33261173, 45877480, 60474860, 66522346, 120949720, 133044692, 166305865, 266089384, 332611730, 665223460, 1330446920]

約数ペア:

[(1, 1330446920), (2, 665223460), (4, 332611730), (5, 266089384), (8, 166305865), (10, 133044692), (11, 120949720), (20, 66522346), (22, 60474860), (29, 45877480), (40, 33261173), (44, 30237430), (55, 24189944), (58, 22938740), (88, 15118715), (110, 12094972), (116, 11469370), (127, 10475960), (145, 9175496), (220, 6047486), (232, 5734685), (254, 5237980), (290, 4587748), (319, 4170680), (440, 3023743), (508, 2618990), (580, 2293874), (635, 2095192), (638, 2085340), (821, 1620520), (1016, 1309495), (1160, 1146937), (1270, 1047596), (1276, 1042670), (1397, 952360), (1595, 834136), (1642, 810260), (2540, 523798), (2552, 521335), (2794, 476180), (3190, 417068), (3284, 405130), (3683, 361240), (4105, 324104), (5080, 261899), (5588, 238090), (6380, 208534), (6568, 202565), (6985, 190472), (7366, 180620), (8210, 162052), (9031, 147320), (11176, 119045), (12760, 104267), (13970, 95236), (14732, 90310), (16420, 81026), (18062, 73660), (18415, 72248), (23809, 55880), (27940, 47618), (29464, 45155), (32840, 40513), (36124, 36830)]