131009304

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 356336640

約数和(自身を除く): 225327336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 43, 47, 73, 74, 86, 94, 111, 129, 141, 146, 148, 172, 188, 219, 222, 258, 282, 292, 296, 344, 376, 438, 444, 516, 564, 584, 876, 888, 1032, 1128, 1591, 1739, 1752, 2021, 2701, 3139, 3182, 3431, 3478, 4042, 4773, 5217, 5402, 6063, 6278, 6364, 6862, 6956, 8084, 8103, 9417, 9546, 10293, 10434, 10804, 12126, 12556, 12728, 13724, 13912, 16168, 16206, 18834, 19092, 20586, 20868, 21608, 24252, 25112, 27448, 32412, 37668, 38184, 41172, 41736, 48504, 64824, 74777, 75336, 82344, 116143, 126947, 147533, 149554, 224331, 232286, 253894, 295066, 299108, 348429, 380841, 442599, 448662, 464572, 507788, 590132, 598216, 696858, 761682, 885198, 897324, 929144, 1015576, 1180264, 1393716, 1523364, 1770396, 1794648, 2787432, 3046728, 3540792, 5458721, 10917442, 16376163, 21834884, 32752326, 43669768, 65504652, 131009304]

約数ペア:

[(1, 131009304), (2, 65504652), (3, 43669768), (4, 32752326), (6, 21834884), (8, 16376163), (12, 10917442), (24, 5458721), (37, 3540792), (43, 3046728), (47, 2787432), (73, 1794648), (74, 1770396), (86, 1523364), (94, 1393716), (111, 1180264), (129, 1015576), (141, 929144), (146, 897324), (148, 885198), (172, 761682), (188, 696858), (219, 598216), (222, 590132), (258, 507788), (282, 464572), (292, 448662), (296, 442599), (344, 380841), (376, 348429), (438, 299108), (444, 295066), (516, 253894), (564, 232286), (584, 224331), (876, 149554), (888, 147533), (1032, 126947), (1128, 116143), (1591, 82344), (1739, 75336), (1752, 74777), (2021, 64824), (2701, 48504), (3139, 41736), (3182, 41172), (3431, 38184), (3478, 37668), (4042, 32412), (4773, 27448), (5217, 25112), (5402, 24252), (6063, 21608), (6278, 20868), (6364, 20586), (6862, 19092), (6956, 18834), (8084, 16206), (8103, 16168), (9417, 13912), (9546, 13724), (10293, 12728), (10434, 12556), (10804, 12126)]