31488049120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{18617}}^1$

素因数の和:18705

約数の個数: 144

約数和(自身を含む): 83860089264

約数和(自身を除く): 52372040144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 961, 992, 1240, 1364, 1705, 1760, 1922, 2480, 2728, 3410, 3844, 4805, 4960, 5456, 6820, 7688, 9610, 10571, 10912, 13640, 15376, 18617, 19220, 21142, 27280, 30752, 37234, 38440, 42284, 52855, 54560, 74468, 76880, 84568, 93085, 105710, 148936, 153760, 169136, 186170, 204787, 211420, 297872, 338272, 372340, 409574, 422840, 577127, 595744, 744680, 819148, 845680, 1023935, 1154254, 1489360, 1638296, 1691360, 2047870, 2308508, 2885635, 2978720, 3276592, 4095740, 4617016, 5771270, 6348397, 6553184, 8191480, 9234032, 11542540, 12696794, 16382960, 17890937, 18468064, 23085080, 25393588, 31741985, 32765920, 35781874, 46170160, 50787176, 63483970, 71563748, 89454685, 92340320, 101574352, 126967940, 143127496, 178909370, 196800307, 203148704, 253935880, 286254992, 357818740, 393600614, 507871760, 572509984, 715637480, 787201228, 984001535, 1015743520, 1431274960, 1574402456, 1968003070, 2862549920, 3148804912, 3936006140, 6297609824, 7872012280, 15744024560, 31488049120]

約数ペア:

[(1, 31488049120), (2, 15744024560), (4, 7872012280), (5, 6297609824), (8, 3936006140), (10, 3148804912), (11, 2862549920), (16, 1968003070), (20, 1574402456), (22, 1431274960), (31, 1015743520), (32, 984001535), (40, 787201228), (44, 715637480), (55, 572509984), (62, 507871760), (80, 393600614), (88, 357818740), (110, 286254992), (124, 253935880), (155, 203148704), (160, 196800307), (176, 178909370), (220, 143127496), (248, 126967940), (310, 101574352), (341, 92340320), (352, 89454685), (440, 71563748), (496, 63483970), (620, 50787176), (682, 46170160), (880, 35781874), (961, 32765920), (992, 31741985), (1240, 25393588), (1364, 23085080), (1705, 18468064), (1760, 17890937), (1922, 16382960), (2480, 12696794), (2728, 11542540), (3410, 9234032), (3844, 8191480), (4805, 6553184), (4960, 6348397), (5456, 5771270), (6820, 4617016), (7688, 4095740), (9610, 3276592), (10571, 2978720), (10912, 2885635), (13640, 2308508), (15376, 2047870), (18617, 1691360), (19220, 1638296), (21142, 1489360), (27280, 1154254), (30752, 1023935), (37234, 845680), (38440, 819148), (42284, 744680), (52855, 595744), (54560, 577127), (74468, 422840), (76880, 409574), (84568, 372340), (93085, 338272), (105710, 297872), (148936, 211420), (153760, 204787), (169136, 186170)]