489709920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:522

約数の個数: 288

約数和(自身を含む): 1836753408

約数和(自身を除く): 1347043488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 49, 56, 60, 70, 80, 84, 94, 96, 98, 105, 112, 120, 140, 141, 147, 160, 168, 188, 196, 210, 224, 235, 240, 245, 280, 282, 294, 329, 336, 376, 392, 420, 443, 470, 480, 490, 560, 564, 588, 658, 672, 705, 735, 752, 784, 840, 886, 940, 980, 987, 1120, 1128, 1176, 1316, 1329, 1410, 1470, 1504, 1568, 1645, 1680, 1772, 1880, 1960, 1974, 2215, 2256, 2303, 2352, 2632, 2658, 2820, 2940, 3101, 3290, 3360, 3544, 3760, 3920, 3948, 4430, 4512, 4606, 4704, 4935, 5264, 5316, 5640, 5880, 6202, 6580, 6645, 6909, 7088, 7520, 7840, 7896, 8860, 9212, 9303, 9870, 10528, 10632, 11280, 11515, 11760, 12404, 13160, 13290, 13818, 14176, 15505, 15792, 17720, 18424, 18606, 19740, 20821, 21264, 21707, 22560, 23030, 23520, 24808, 26320, 26580, 27636, 31010, 31584, 34545, 35440, 36848, 37212, 39480, 41642, 42528, 43414, 46060, 46515, 49616, 52640, 53160, 55272, 62020, 62463, 65121, 69090, 70880, 73696, 74424, 78960, 83284, 86828, 92120, 93030, 99232, 104105, 106320, 108535, 110544, 124040, 124926, 130242, 138180, 145747, 148848, 157920, 166568, 173656, 184240, 186060, 208210, 212640, 217070, 221088, 248080, 249852, 260484, 276360, 291494, 297696, 312315, 325605, 333136, 347312, 368480, 372120, 416420, 434140, 437241, 496160, 499704, 520968, 552720, 582988, 624630, 651210, 666272, 694624, 728735, 744240, 832840, 868280, 874482, 999408, 1020229, 1041936, 1105440, 1165976, 1249260, 1302420, 1457470, 1488480, 1665680, 1736560, 1748964, 1998816, 2040458, 2083872, 2186205, 2331952, 2498520, 2604840, 2914940, 3060687, 3331360, 3473120, 3497928, 4080916, 4372410, 4663904, 4997040, 5101145, 5209680, 5829880, 6121374, 6995856, 8161832, 8744820, 9994080, 10202290, 10419360, 11659760, 12242748, 13991712, 15303435, 16323664, 17489640, 20404580, 23319520, 24485496, 30606870, 32647328, 34979280, 40809160, 48970992, 61213740, 69958560, 81618320, 97941984, 122427480, 163236640, 244854960, 489709920]

約数ペア:

[(1, 489709920), (2, 244854960), (3, 163236640), (4, 122427480), (5, 97941984), (6, 81618320), (7, 69958560), (8, 61213740), (10, 48970992), (12, 40809160), (14, 34979280), (15, 32647328), (16, 30606870), (20, 24485496), (21, 23319520), (24, 20404580), (28, 17489640), (30, 16323664), (32, 15303435), (35, 13991712), (40, 12242748), (42, 11659760), (47, 10419360), (48, 10202290), (49, 9994080), (56, 8744820), (60, 8161832), (70, 6995856), (80, 6121374), (84, 5829880), (94, 5209680), (96, 5101145), (98, 4997040), (105, 4663904), (112, 4372410), (120, 4080916), (140, 3497928), (141, 3473120), (147, 3331360), (160, 3060687), (168, 2914940), (188, 2604840), (196, 2498520), (210, 2331952), (224, 2186205), (235, 2083872), (240, 2040458), (245, 1998816), (280, 1748964), (282, 1736560), (294, 1665680), (329, 1488480), (336, 1457470), (376, 1302420), (392, 1249260), (420, 1165976), (443, 1105440), (470, 1041936), (480, 1020229), (490, 999408), (560, 874482), (564, 868280), (588, 832840), (658, 744240), (672, 728735), (705, 694624), (735, 666272), (752, 651210), (784, 624630), (840, 582988), (886, 552720), (940, 520968), (980, 499704), (987, 496160), (1120, 437241), (1128, 434140), (1176, 416420), (1316, 372120), (1329, 368480), (1410, 347312), (1470, 333136), (1504, 325605), (1568, 312315), (1645, 297696), (1680, 291494), (1772, 276360), (1880, 260484), (1960, 249852), (1974, 248080), (2215, 221088), (2256, 217070), (2303, 212640), (2352, 208210), (2632, 186060), (2658, 184240), (2820, 173656), (2940, 166568), (3101, 157920), (3290, 148848), (3360, 145747), (3544, 138180), (3760, 130242), (3920, 124926), (3948, 124040), (4430, 110544), (4512, 108535), (4606, 106320), (4704, 104105), (4935, 99232), (5264, 93030), (5316, 92120), (5640, 86828), (5880, 83284), (6202, 78960), (6580, 74424), (6645, 73696), (6909, 70880), (7088, 69090), (7520, 65121), (7840, 62463), (7896, 62020), (8860, 55272), (9212, 53160), (9303, 52640), (9870, 49616), (10528, 46515), (10632, 46060), (11280, 43414), (11515, 42528), (11760, 41642), (12404, 39480), (13160, 37212), (13290, 36848), (13818, 35440), (14176, 34545), (15505, 31584), (15792, 31010), (17720, 27636), (18424, 26580), (18606, 26320), (19740, 24808), (20821, 23520), (21264, 23030), (21707, 22560)]