90690840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1217}}^1$

素因数の和:1263

約数の個数: 160

約数和(自身を含む): 318336480

約数和(自身を除く): 227645640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 460, 540, 552, 621, 648, 690, 810, 828, 920, 1035, 1080, 1217, 1242, 1380, 1620, 1656, 1863, 2070, 2434, 2484, 2760, 3105, 3240, 3651, 3726, 4140, 4868, 4968, 6085, 6210, 7302, 7452, 8280, 9315, 9736, 10953, 12170, 12420, 14604, 14904, 18255, 18630, 21906, 24340, 24840, 27991, 29208, 32859, 36510, 37260, 43812, 48680, 54765, 55982, 65718, 73020, 74520, 83973, 87624, 98577, 109530, 111964, 131436, 139955, 146040, 164295, 167946, 197154, 219060, 223928, 251919, 262872, 279910, 328590, 335892, 394308, 419865, 438120, 492885, 503838, 559820, 657180, 671784, 755757, 788616, 839730, 985770, 1007676, 1119640, 1259595, 1314360, 1511514, 1679460, 1971540, 2015352, 2267271, 2519190, 3023028, 3358920, 3778785, 3943080, 4534542, 5038380, 6046056, 7557570, 9069084, 10076760, 11336355, 15115140, 18138168, 22672710, 30230280, 45345420, 90690840]

約数ペア:

[(1, 90690840), (2, 45345420), (3, 30230280), (4, 22672710), (5, 18138168), (6, 15115140), (8, 11336355), (9, 10076760), (10, 9069084), (12, 7557570), (15, 6046056), (18, 5038380), (20, 4534542), (23, 3943080), (24, 3778785), (27, 3358920), (30, 3023028), (36, 2519190), (40, 2267271), (45, 2015352), (46, 1971540), (54, 1679460), (60, 1511514), (69, 1314360), (72, 1259595), (81, 1119640), (90, 1007676), (92, 985770), (108, 839730), (115, 788616), (120, 755757), (135, 671784), (138, 657180), (162, 559820), (180, 503838), (184, 492885), (207, 438120), (216, 419865), (230, 394308), (270, 335892), (276, 328590), (324, 279910), (345, 262872), (360, 251919), (405, 223928), (414, 219060), (460, 197154), (540, 167946), (552, 164295), (621, 146040), (648, 139955), (690, 131436), (810, 111964), (828, 109530), (920, 98577), (1035, 87624), (1080, 83973), (1217, 74520), (1242, 73020), (1380, 65718), (1620, 55982), (1656, 54765), (1863, 48680), (2070, 43812), (2434, 37260), (2484, 36510), (2760, 32859), (3105, 29208), (3240, 27991), (3651, 24840), (3726, 24340), (4140, 21906), (4868, 18630), (4968, 18255), (6085, 14904), (6210, 14604), (7302, 12420), (7452, 12170), (8280, 10953), (9315, 9736)]