1491473920

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:880

約数の個数: 160

約数和(自身を含む): 3879314208

約数和(自身を除く): 2387840288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 128, 136, 160, 170, 172, 215, 256, 272, 320, 340, 344, 430, 512, 544, 640, 680, 688, 731, 797, 860, 1088, 1280, 1360, 1376, 1462, 1594, 1720, 2176, 2560, 2720, 2752, 2924, 3188, 3440, 3655, 3985, 4352, 5440, 5504, 5848, 6376, 6880, 7310, 7970, 8704, 10880, 11008, 11696, 12752, 13549, 13760, 14620, 15940, 21760, 22016, 23392, 25504, 27098, 27520, 29240, 31880, 34271, 43520, 46784, 51008, 54196, 55040, 58480, 63760, 67745, 68542, 93568, 102016, 108392, 110080, 116960, 127520, 135490, 137084, 171355, 187136, 204032, 216784, 233920, 255040, 270980, 274168, 342710, 374272, 408064, 433568, 467840, 510080, 541960, 548336, 582607, 685420, 867136, 935680, 1020160, 1083920, 1096672, 1165214, 1370840, 1734272, 1871360, 2040320, 2167840, 2193344, 2330428, 2741680, 2913035, 3468544, 4335680, 4386688, 4660856, 5483360, 5826070, 6937088, 8671360, 8773376, 9321712, 10966720, 11652140, 17342720, 17546752, 18643424, 21933440, 23304280, 34685440, 37286848, 43866880, 46608560, 74573696, 87733760, 93217120, 149147392, 186434240, 298294784, 372868480, 745736960, 1491473920]

約数ペア:

[(1, 1491473920), (2, 745736960), (4, 372868480), (5, 298294784), (8, 186434240), (10, 149147392), (16, 93217120), (17, 87733760), (20, 74573696), (32, 46608560), (34, 43866880), (40, 37286848), (43, 34685440), (64, 23304280), (68, 21933440), (80, 18643424), (85, 17546752), (86, 17342720), (128, 11652140), (136, 10966720), (160, 9321712), (170, 8773376), (172, 8671360), (215, 6937088), (256, 5826070), (272, 5483360), (320, 4660856), (340, 4386688), (344, 4335680), (430, 3468544), (512, 2913035), (544, 2741680), (640, 2330428), (680, 2193344), (688, 2167840), (731, 2040320), (797, 1871360), (860, 1734272), (1088, 1370840), (1280, 1165214), (1360, 1096672), (1376, 1083920), (1462, 1020160), (1594, 935680), (1720, 867136), (2176, 685420), (2560, 582607), (2720, 548336), (2752, 541960), (2924, 510080), (3188, 467840), (3440, 433568), (3655, 408064), (3985, 374272), (4352, 342710), (5440, 274168), (5504, 270980), (5848, 255040), (6376, 233920), (6880, 216784), (7310, 204032), (7970, 187136), (8704, 171355), (10880, 137084), (11008, 135490), (11696, 127520), (12752, 116960), (13549, 110080), (13760, 108392), (14620, 102016), (15940, 93568), (21760, 68542), (22016, 67745), (23392, 63760), (25504, 58480), (27098, 55040), (27520, 54196), (29240, 51008), (31880, 46784), (34271, 43520)]