509137440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{21647}}^1$

素因数の和:21679

約数の個数: 144

約数和(自身を含む): 1865711232

約数和(自身を除く): 1356573792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 21647, 23520, 43294, 64941, 86588, 108235, 129882, 151529, 173176, 216470, 259764, 303058, 324705, 346352, 432940, 454587, 519528, 606116, 649410, 692704, 757645, 865880, 909174, 1039056, 1060703, 1212232, 1298820, 1515290, 1731760, 1818348, 2078112, 2121406, 2272935, 2424464, 2597640, 3030580, 3182109, 3463520, 3636696, 4242812, 4545870, 4848928, 5195280, 5303515, 6061160, 6364218, 7273392, 8485624, 9091740, 10390560, 10607030, 12122320, 12728436, 14546784, 15910545, 16971248, 18183480, 21214060, 24244640, 25456872, 31821090, 33942496, 36366960, 42428120, 50913744, 63642180, 72733920, 84856240, 101827488, 127284360, 169712480, 254568720, 509137440]

約数ペア:

[(1, 509137440), (2, 254568720), (3, 169712480), (4, 127284360), (5, 101827488), (6, 84856240), (7, 72733920), (8, 63642180), (10, 50913744), (12, 42428120), (14, 36366960), (15, 33942496), (16, 31821090), (20, 25456872), (21, 24244640), (24, 21214060), (28, 18183480), (30, 16971248), (32, 15910545), (35, 14546784), (40, 12728436), (42, 12122320), (48, 10607030), (49, 10390560), (56, 9091740), (60, 8485624), (70, 7273392), (80, 6364218), (84, 6061160), (96, 5303515), (98, 5195280), (105, 4848928), (112, 4545870), (120, 4242812), (140, 3636696), (147, 3463520), (160, 3182109), (168, 3030580), (196, 2597640), (210, 2424464), (224, 2272935), (240, 2121406), (245, 2078112), (280, 1818348), (294, 1731760), (336, 1515290), (392, 1298820), (420, 1212232), (480, 1060703), (490, 1039056), (560, 909174), (588, 865880), (672, 757645), (735, 692704), (784, 649410), (840, 606116), (980, 519528), (1120, 454587), (1176, 432940), (1470, 346352), (1568, 324705), (1680, 303058), (1960, 259764), (2352, 216470), (2940, 173176), (3360, 151529), (3920, 129882), (4704, 108235), (5880, 86588), (7840, 64941), (11760, 43294), (21647, 23520)]