128346960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{317}}^1$

素因数の和:581

約数の個数: 160

約数和(自身を含む): 458042112

約数和(自身を除く): 329695152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 241, 280, 317, 336, 420, 482, 560, 634, 723, 840, 951, 964, 1205, 1268, 1446, 1585, 1680, 1687, 1902, 1928, 2219, 2410, 2536, 2892, 3170, 3374, 3615, 3804, 3856, 4438, 4755, 4820, 5061, 5072, 5784, 6340, 6657, 6748, 7230, 7608, 8435, 8876, 9510, 9640, 10122, 11095, 11568, 12680, 13314, 13496, 14460, 15216, 16870, 17752, 19020, 19280, 20244, 22190, 25305, 25360, 26628, 26992, 28920, 33285, 33740, 35504, 38040, 40488, 44380, 50610, 53256, 57840, 66570, 67480, 76080, 76397, 80976, 88760, 101220, 106512, 133140, 134960, 152794, 177520, 202440, 229191, 266280, 305588, 381985, 404880, 458382, 532560, 534779, 611176, 763970, 916764, 1069558, 1145955, 1222352, 1527940, 1604337, 1833528, 2139116, 2291910, 2673895, 3055880, 3208674, 3667056, 4278232, 4583820, 5347790, 6111760, 6417348, 8021685, 8556464, 9167640, 10695580, 12834696, 16043370, 18335280, 21391160, 25669392, 32086740, 42782320, 64173480, 128346960]

約数ペア:

[(1, 128346960), (2, 64173480), (3, 42782320), (4, 32086740), (5, 25669392), (6, 21391160), (7, 18335280), (8, 16043370), (10, 12834696), (12, 10695580), (14, 9167640), (15, 8556464), (16, 8021685), (20, 6417348), (21, 6111760), (24, 5347790), (28, 4583820), (30, 4278232), (35, 3667056), (40, 3208674), (42, 3055880), (48, 2673895), (56, 2291910), (60, 2139116), (70, 1833528), (80, 1604337), (84, 1527940), (105, 1222352), (112, 1145955), (120, 1069558), (140, 916764), (168, 763970), (210, 611176), (240, 534779), (241, 532560), (280, 458382), (317, 404880), (336, 381985), (420, 305588), (482, 266280), (560, 229191), (634, 202440), (723, 177520), (840, 152794), (951, 134960), (964, 133140), (1205, 106512), (1268, 101220), (1446, 88760), (1585, 80976), (1680, 76397), (1687, 76080), (1902, 67480), (1928, 66570), (2219, 57840), (2410, 53256), (2536, 50610), (2892, 44380), (3170, 40488), (3374, 38040), (3615, 35504), (3804, 33740), (3856, 33285), (4438, 28920), (4755, 26992), (4820, 26628), (5061, 25360), (5072, 25305), (5784, 22190), (6340, 20244), (6657, 19280), (6748, 19020), (7230, 17752), (7608, 16870), (8435, 15216), (8876, 14460), (9510, 13496), (9640, 13314), (10122, 12680), (11095, 11568)]