161520216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2529

約数の個数: 128

約数和(自身を含む): 499564800

約数和(自身を除く): 338044584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 19, 22, 24, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 88, 104, 114, 132, 143, 152, 156, 209, 228, 247, 264, 286, 312, 418, 429, 456, 494, 572, 627, 741, 836, 858, 988, 1144, 1254, 1482, 1672, 1716, 1976, 2477, 2508, 2717, 2964, 3432, 4954, 5016, 5434, 5928, 7431, 8151, 9908, 10868, 14862, 16302, 19816, 21736, 27247, 29724, 32201, 32604, 47063, 54494, 59448, 64402, 65208, 81741, 94126, 96603, 108988, 128804, 141189, 163482, 188252, 193206, 217976, 257608, 282378, 326964, 354211, 376504, 386412, 517693, 564756, 611819, 653928, 708422, 772824, 1035386, 1062633, 1129512, 1223638, 1416844, 1553079, 1835457, 2070772, 2125266, 2447276, 2833688, 3106158, 3670914, 4141544, 4250532, 4894552, 6212316, 6730009, 7341828, 8501064, 12424632, 13460018, 14683656, 20190027, 26920036, 40380054, 53840072, 80760108, 161520216]

約数ペア:

[(1, 161520216), (2, 80760108), (3, 53840072), (4, 40380054), (6, 26920036), (8, 20190027), (11, 14683656), (12, 13460018), (13, 12424632), (19, 8501064), (22, 7341828), (24, 6730009), (26, 6212316), (33, 4894552), (38, 4250532), (39, 4141544), (44, 3670914), (52, 3106158), (57, 2833688), (66, 2447276), (76, 2125266), (78, 2070772), (88, 1835457), (104, 1553079), (114, 1416844), (132, 1223638), (143, 1129512), (152, 1062633), (156, 1035386), (209, 772824), (228, 708422), (247, 653928), (264, 611819), (286, 564756), (312, 517693), (418, 386412), (429, 376504), (456, 354211), (494, 326964), (572, 282378), (627, 257608), (741, 217976), (836, 193206), (858, 188252), (988, 163482), (1144, 141189), (1254, 128804), (1482, 108988), (1672, 96603), (1716, 94126), (1976, 81741), (2477, 65208), (2508, 64402), (2717, 59448), (2964, 54494), (3432, 47063), (4954, 32604), (5016, 32201), (5434, 29724), (5928, 27247), (7431, 21736), (8151, 19816), (9908, 16302), (10868, 14862)]