316590680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 851558400

約数和(自身を除く): 534967720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 127, 140, 145, 203, 232, 254, 280, 290, 307, 406, 508, 580, 614, 635, 812, 889, 1015, 1016, 1160, 1228, 1270, 1535, 1624, 1778, 2030, 2149, 2456, 2540, 3070, 3556, 3683, 4060, 4298, 4445, 5080, 6140, 7112, 7366, 8120, 8596, 8890, 8903, 10745, 12280, 14732, 17192, 17780, 17806, 18415, 21490, 25781, 29464, 35560, 35612, 36830, 38989, 42980, 44515, 51562, 62321, 71224, 73660, 77978, 85960, 89030, 103124, 124642, 128905, 147320, 155956, 178060, 194945, 206248, 249284, 257810, 272923, 311605, 311912, 356120, 389890, 498568, 515620, 545846, 623210, 779780, 1031240, 1091692, 1130681, 1246420, 1364615, 1559560, 2183384, 2261362, 2492840, 2729230, 4522724, 5458460, 5653405, 7914767, 9045448, 10916920, 11306810, 15829534, 22613620, 31659068, 39573835, 45227240, 63318136, 79147670, 158295340, 316590680]

約数ペア:

[(1, 316590680), (2, 158295340), (4, 79147670), (5, 63318136), (7, 45227240), (8, 39573835), (10, 31659068), (14, 22613620), (20, 15829534), (28, 11306810), (29, 10916920), (35, 9045448), (40, 7914767), (56, 5653405), (58, 5458460), (70, 4522724), (116, 2729230), (127, 2492840), (140, 2261362), (145, 2183384), (203, 1559560), (232, 1364615), (254, 1246420), (280, 1130681), (290, 1091692), (307, 1031240), (406, 779780), (508, 623210), (580, 545846), (614, 515620), (635, 498568), (812, 389890), (889, 356120), (1015, 311912), (1016, 311605), (1160, 272923), (1228, 257810), (1270, 249284), (1535, 206248), (1624, 194945), (1778, 178060), (2030, 155956), (2149, 147320), (2456, 128905), (2540, 124642), (3070, 103124), (3556, 89030), (3683, 85960), (4060, 77978), (4298, 73660), (4445, 71224), (5080, 62321), (6140, 51562), (7112, 44515), (7366, 42980), (8120, 38989), (8596, 36830), (8890, 35612), (8903, 35560), (10745, 29464), (12280, 25781), (14732, 21490), (17192, 18415), (17780, 17806)]