217316448

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 646918272

約数和(自身を除く): 429601824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 101, 124, 144, 186, 202, 241, 248, 279, 288, 303, 372, 404, 482, 496, 558, 606, 723, 744, 808, 909, 964, 992, 1116, 1212, 1446, 1488, 1616, 1818, 1928, 2169, 2232, 2424, 2892, 2976, 3131, 3232, 3636, 3856, 4338, 4464, 4848, 5784, 6262, 7272, 7471, 7712, 8676, 8928, 9393, 9696, 11568, 12524, 14544, 14942, 17352, 18786, 22413, 23136, 24341, 25048, 28179, 29088, 29884, 34704, 37572, 44826, 48682, 50096, 56358, 59768, 67239, 69408, 73023, 75144, 89652, 97364, 100192, 112716, 119536, 134478, 146046, 150288, 179304, 194728, 219069, 225432, 239072, 268956, 292092, 300576, 358608, 389456, 438138, 450864, 537912, 584184, 717216, 754571, 778912, 876276, 901728, 1075824, 1168368, 1509142, 1752552, 2151648, 2263713, 2336736, 3018284, 3505104, 4527426, 6036568, 6791139, 7010208, 9054852, 12073136, 13582278, 18109704, 24146272, 27164556, 36219408, 54329112, 72438816, 108658224, 217316448]

約数ペア:

[(1, 217316448), (2, 108658224), (3, 72438816), (4, 54329112), (6, 36219408), (8, 27164556), (9, 24146272), (12, 18109704), (16, 13582278), (18, 12073136), (24, 9054852), (31, 7010208), (32, 6791139), (36, 6036568), (48, 4527426), (62, 3505104), (72, 3018284), (93, 2336736), (96, 2263713), (101, 2151648), (124, 1752552), (144, 1509142), (186, 1168368), (202, 1075824), (241, 901728), (248, 876276), (279, 778912), (288, 754571), (303, 717216), (372, 584184), (404, 537912), (482, 450864), (496, 438138), (558, 389456), (606, 358608), (723, 300576), (744, 292092), (808, 268956), (909, 239072), (964, 225432), (992, 219069), (1116, 194728), (1212, 179304), (1446, 150288), (1488, 146046), (1616, 134478), (1818, 119536), (1928, 112716), (2169, 100192), (2232, 97364), (2424, 89652), (2892, 75144), (2976, 73023), (3131, 69408), (3232, 67239), (3636, 59768), (3856, 56358), (4338, 50096), (4464, 48682), (4848, 44826), (5784, 37572), (6262, 34704), (7272, 29884), (7471, 29088), (7712, 28179), (8676, 25048), (8928, 24341), (9393, 23136), (9696, 22413), (11568, 18786), (12524, 17352), (14544, 14942)]