1249212840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 3809894400

約数和(自身を除く): 2560681560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 211, 309, 412, 422, 479, 515, 618, 633, 824, 844, 958, 1030, 1055, 1236, 1266, 1437, 1545, 1688, 1916, 2060, 2110, 2395, 2472, 2532, 2874, 3090, 3165, 3832, 4120, 4220, 4790, 5064, 5748, 6180, 6330, 7185, 8440, 9580, 11496, 12360, 12660, 14370, 19160, 21733, 25320, 28740, 43466, 49337, 57480, 65199, 86932, 98674, 101069, 108665, 130398, 148011, 173864, 197348, 202138, 217330, 246685, 260796, 296022, 303207, 325995, 394696, 404276, 434660, 493370, 505345, 521592, 592044, 606414, 651990, 740055, 808552, 869320, 986740, 1010690, 1184088, 1212828, 1303980, 1480110, 1516035, 1973480, 2021380, 2425656, 2607960, 2960220, 3032070, 4042760, 5920440, 6064140, 10410107, 12128280, 20820214, 31230321, 41640428, 52050535, 62460642, 83280856, 104101070, 124921284, 156151605, 208202140, 249842568, 312303210, 416404280, 624606420, 1249212840]

約数ペア:

[(1, 1249212840), (2, 624606420), (3, 416404280), (4, 312303210), (5, 249842568), (6, 208202140), (8, 156151605), (10, 124921284), (12, 104101070), (15, 83280856), (20, 62460642), (24, 52050535), (30, 41640428), (40, 31230321), (60, 20820214), (103, 12128280), (120, 10410107), (206, 6064140), (211, 5920440), (309, 4042760), (412, 3032070), (422, 2960220), (479, 2607960), (515, 2425656), (618, 2021380), (633, 1973480), (824, 1516035), (844, 1480110), (958, 1303980), (1030, 1212828), (1055, 1184088), (1236, 1010690), (1266, 986740), (1437, 869320), (1545, 808552), (1688, 740055), (1916, 651990), (2060, 606414), (2110, 592044), (2395, 521592), (2472, 505345), (2532, 493370), (2874, 434660), (3090, 404276), (3165, 394696), (3832, 325995), (4120, 303207), (4220, 296022), (4790, 260796), (5064, 246685), (5748, 217330), (6180, 202138), (6330, 197348), (7185, 173864), (8440, 148011), (9580, 130398), (11496, 108665), (12360, 101069), (12660, 98674), (14370, 86932), (19160, 65199), (21733, 57480), (25320, 49337), (28740, 43466)]