31747560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 104993280

約数和(自身を除く): 73245720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 433, 470, 520, 564, 611, 705, 780, 866, 940, 1128, 1222, 1299, 1410, 1560, 1732, 1833, 1880, 2165, 2444, 2598, 2820, 3055, 3464, 3666, 4330, 4888, 5196, 5629, 5640, 6110, 6495, 7332, 8660, 9165, 10392, 11258, 12220, 12990, 14664, 16887, 17320, 18330, 20351, 22516, 24440, 25980, 28145, 33774, 36660, 40702, 45032, 51960, 56290, 61053, 67548, 73320, 81404, 84435, 101755, 112580, 122106, 135096, 162808, 168870, 203510, 225160, 244212, 264563, 305265, 337740, 407020, 488424, 529126, 610530, 675480, 793689, 814040, 1058252, 1221060, 1322815, 1587378, 2116504, 2442120, 2645630, 3174756, 3968445, 5291260, 6349512, 7936890, 10582520, 15873780, 31747560]

約数ペア:

[(1, 31747560), (2, 15873780), (3, 10582520), (4, 7936890), (5, 6349512), (6, 5291260), (8, 3968445), (10, 3174756), (12, 2645630), (13, 2442120), (15, 2116504), (20, 1587378), (24, 1322815), (26, 1221060), (30, 1058252), (39, 814040), (40, 793689), (47, 675480), (52, 610530), (60, 529126), (65, 488424), (78, 407020), (94, 337740), (104, 305265), (120, 264563), (130, 244212), (141, 225160), (156, 203510), (188, 168870), (195, 162808), (235, 135096), (260, 122106), (282, 112580), (312, 101755), (376, 84435), (390, 81404), (433, 73320), (470, 67548), (520, 61053), (564, 56290), (611, 51960), (705, 45032), (780, 40702), (866, 36660), (940, 33774), (1128, 28145), (1222, 25980), (1299, 24440), (1410, 22516), (1560, 20351), (1732, 18330), (1833, 17320), (1880, 16887), (2165, 14664), (2444, 12990), (2598, 12220), (2820, 11258), (3055, 10392), (3464, 9165), (3666, 8660), (4330, 7332), (4888, 6495), (5196, 6110), (5629, 5640)]