720300168

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1061}}^1$

素因数の和:1532

約数の個数: 128

約数和(自身を含む): 2293920000

約数和(自身を除く): 1573619832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 449, 504, 756, 898, 1061, 1347, 1512, 1796, 2122, 2694, 3143, 3183, 3592, 4041, 4244, 5388, 6286, 6366, 7427, 8082, 8488, 9429, 9549, 10776, 12123, 12572, 12732, 14854, 16164, 18858, 19098, 22281, 24246, 25144, 25464, 28287, 28647, 29708, 32328, 37716, 38196, 44562, 48492, 56574, 57294, 59416, 66843, 75432, 76392, 84861, 89124, 96984, 113148, 114588, 133686, 169722, 178248, 200529, 226296, 229176, 267372, 339444, 401058, 476389, 534744, 678888, 802116, 952778, 1429167, 1604232, 1905556, 2858334, 3334723, 3811112, 4287501, 5716668, 6669446, 8575002, 10004169, 11433336, 12862503, 13338892, 17150004, 20008338, 25725006, 26677784, 30012507, 34300008, 40016676, 51450012, 60025014, 80033352, 90037521, 102900024, 120050028, 180075042, 240100056, 360150084, 720300168]

約数ペア:

[(1, 720300168), (2, 360150084), (3, 240100056), (4, 180075042), (6, 120050028), (7, 102900024), (8, 90037521), (9, 80033352), (12, 60025014), (14, 51450012), (18, 40016676), (21, 34300008), (24, 30012507), (27, 26677784), (28, 25725006), (36, 20008338), (42, 17150004), (54, 13338892), (56, 12862503), (63, 11433336), (72, 10004169), (84, 8575002), (108, 6669446), (126, 5716668), (168, 4287501), (189, 3811112), (216, 3334723), (252, 2858334), (378, 1905556), (449, 1604232), (504, 1429167), (756, 952778), (898, 802116), (1061, 678888), (1347, 534744), (1512, 476389), (1796, 401058), (2122, 339444), (2694, 267372), (3143, 229176), (3183, 226296), (3592, 200529), (4041, 178248), (4244, 169722), (5388, 133686), (6286, 114588), (6366, 113148), (7427, 96984), (8082, 89124), (8488, 84861), (9429, 76392), (9549, 75432), (10776, 66843), (12123, 59416), (12572, 57294), (12732, 56574), (14854, 48492), (16164, 44562), (18858, 38196), (19098, 37716), (22281, 32328), (24246, 29708), (25144, 28647), (25464, 28287)]