491008080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^2$

素因数の和:413

約数の個数: 120

約数和(自身を含む): 1550338272

約数和(自身を除く): 1059330192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 157, 166, 240, 249, 314, 332, 415, 471, 498, 628, 664, 785, 830, 942, 996, 1245, 1256, 1328, 1570, 1660, 1884, 1992, 2355, 2490, 2512, 3140, 3320, 3768, 3984, 4710, 4980, 6280, 6640, 7536, 9420, 9960, 12560, 13031, 18840, 19920, 24649, 26062, 37680, 39093, 49298, 52124, 65155, 73947, 78186, 98596, 104248, 123245, 130310, 147894, 156372, 195465, 197192, 208496, 246490, 260620, 295788, 312744, 369735, 390930, 394384, 492980, 521240, 591576, 625488, 739470, 781860, 985960, 1042480, 1183152, 1478940, 1563720, 1971920, 2045867, 2957880, 3127440, 4091734, 5915760, 6137601, 8183468, 10229335, 12275202, 16366936, 20458670, 24550404, 30688005, 32733872, 40917340, 49100808, 61376010, 81834680, 98201616, 122752020, 163669360, 245504040, 491008080]

約数ペア:

[(1, 491008080), (2, 245504040), (3, 163669360), (4, 122752020), (5, 98201616), (6, 81834680), (8, 61376010), (10, 49100808), (12, 40917340), (15, 32733872), (16, 30688005), (20, 24550404), (24, 20458670), (30, 16366936), (40, 12275202), (48, 10229335), (60, 8183468), (80, 6137601), (83, 5915760), (120, 4091734), (157, 3127440), (166, 2957880), (240, 2045867), (249, 1971920), (314, 1563720), (332, 1478940), (415, 1183152), (471, 1042480), (498, 985960), (628, 781860), (664, 739470), (785, 625488), (830, 591576), (942, 521240), (996, 492980), (1245, 394384), (1256, 390930), (1328, 369735), (1570, 312744), (1660, 295788), (1884, 260620), (1992, 246490), (2355, 208496), (2490, 197192), (2512, 195465), (3140, 156372), (3320, 147894), (3768, 130310), (3984, 123245), (4710, 104248), (4980, 98596), (6280, 78186), (6640, 73947), (7536, 65155), (9420, 52124), (9960, 49298), (12560, 39093), (13031, 37680), (18840, 26062), (19920, 24649)]