828689960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{2693}}^1$

素因数の和:2875

約数の個数: 96

約数和(自身を含む): 2183594760

約数和(自身を除く): 1354904800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 157, 196, 245, 280, 314, 392, 490, 628, 785, 980, 1099, 1256, 1570, 1960, 2198, 2693, 3140, 4396, 5386, 5495, 6280, 7693, 8792, 10772, 10990, 13465, 15386, 18851, 21544, 21980, 26930, 30772, 37702, 38465, 43960, 53860, 61544, 75404, 76930, 94255, 107720, 131957, 150808, 153860, 188510, 263914, 307720, 377020, 422801, 527828, 659785, 754040, 845602, 1055656, 1319570, 1691204, 2114005, 2639140, 2959607, 3382408, 4228010, 5278280, 5919214, 8456020, 11838428, 14798035, 16912040, 20717249, 23676856, 29596070, 41434498, 59192140, 82868996, 103586245, 118384280, 165737992, 207172490, 414344980, 828689960]

約数ペア:

[(1, 828689960), (2, 414344980), (4, 207172490), (5, 165737992), (7, 118384280), (8, 103586245), (10, 82868996), (14, 59192140), (20, 41434498), (28, 29596070), (35, 23676856), (40, 20717249), (49, 16912040), (56, 14798035), (70, 11838428), (98, 8456020), (140, 5919214), (157, 5278280), (196, 4228010), (245, 3382408), (280, 2959607), (314, 2639140), (392, 2114005), (490, 1691204), (628, 1319570), (785, 1055656), (980, 845602), (1099, 754040), (1256, 659785), (1570, 527828), (1960, 422801), (2198, 377020), (2693, 307720), (3140, 263914), (4396, 188510), (5386, 153860), (5495, 150808), (6280, 131957), (7693, 107720), (8792, 94255), (10772, 76930), (10990, 75404), (13465, 61544), (15386, 53860), (18851, 43960), (21544, 38465), (21980, 37702), (26930, 30772)]