71865456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^2$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 208747056

約数和(自身を除く): 136881600

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 41, 48, 52, 53, 78, 82, 104, 106, 123, 156, 159, 164, 208, 212, 246, 312, 318, 328, 424, 492, 533, 624, 636, 656, 689, 848, 984, 1066, 1272, 1378, 1599, 1968, 2067, 2132, 2173, 2544, 2756, 2809, 3198, 4134, 4264, 4346, 5512, 5618, 6396, 6519, 8268, 8427, 8528, 8692, 11024, 11236, 12792, 13038, 16536, 16854, 17384, 22472, 25584, 26076, 28249, 33072, 33708, 34768, 36517, 44944, 52152, 56498, 67416, 73034, 84747, 104304, 109551, 112996, 115169, 134832, 146068, 169494, 219102, 225992, 230338, 292136, 338988, 345507, 438204, 451984, 460676, 584272, 677976, 691014, 876408, 921352, 1355952, 1382028, 1497197, 1752816, 1842704, 2764056, 2994394, 4491591, 5528112, 5988788, 8983182, 11977576, 17966364, 23955152, 35932728, 71865456]

約数ペア:

[(1, 71865456), (2, 35932728), (3, 23955152), (4, 17966364), (6, 11977576), (8, 8983182), (12, 5988788), (13, 5528112), (16, 4491591), (24, 2994394), (26, 2764056), (39, 1842704), (41, 1752816), (48, 1497197), (52, 1382028), (53, 1355952), (78, 921352), (82, 876408), (104, 691014), (106, 677976), (123, 584272), (156, 460676), (159, 451984), (164, 438204), (208, 345507), (212, 338988), (246, 292136), (312, 230338), (318, 225992), (328, 219102), (424, 169494), (492, 146068), (533, 134832), (624, 115169), (636, 112996), (656, 109551), (689, 104304), (848, 84747), (984, 73034), (1066, 67416), (1272, 56498), (1378, 52152), (1599, 44944), (1968, 36517), (2067, 34768), (2132, 33708), (2173, 33072), (2544, 28249), (2756, 26076), (2809, 25584), (3198, 22472), (4134, 17384), (4264, 16854), (4346, 16536), (5512, 13038), (5618, 12792), (6396, 11236), (6519, 11024), (8268, 8692), (8427, 8528)]