231533640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:298

約数の個数: 320

約数和(自身を含む): 878169600

約数和(自身を除く): 646635960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 27, 30, 36, 39, 40, 45, 46, 52, 54, 60, 65, 69, 72, 78, 81, 90, 92, 104, 108, 115, 117, 120, 130, 135, 138, 156, 162, 180, 184, 195, 207, 216, 230, 234, 239, 260, 270, 276, 299, 312, 324, 345, 351, 360, 390, 405, 414, 460, 468, 478, 520, 540, 552, 585, 598, 621, 648, 690, 702, 717, 780, 810, 828, 897, 920, 936, 956, 1035, 1053, 1080, 1170, 1195, 1196, 1242, 1380, 1404, 1434, 1495, 1560, 1620, 1656, 1755, 1794, 1863, 1912, 2070, 2106, 2151, 2340, 2390, 2392, 2484, 2691, 2760, 2808, 2868, 2990, 3105, 3107, 3240, 3510, 3585, 3588, 3726, 4140, 4212, 4302, 4485, 4680, 4780, 4968, 5265, 5382, 5497, 5736, 5980, 6210, 6214, 6453, 7020, 7170, 7176, 7452, 8073, 8280, 8424, 8604, 8970, 9315, 9321, 9560, 10530, 10755, 10764, 10994, 11960, 12420, 12428, 12906, 13455, 14040, 14340, 14904, 15535, 16146, 16491, 17208, 17940, 18630, 18642, 19359, 21060, 21510, 21528, 21988, 24219, 24840, 24856, 25812, 26910, 27485, 27963, 28680, 31070, 32265, 32292, 32982, 35880, 37260, 37284, 38718, 40365, 42120, 43020, 43976, 46605, 48438, 49473, 51624, 53820, 54970, 55926, 62140, 64530, 64584, 65964, 71461, 74520, 74568, 77436, 80730, 82455, 83889, 86040, 93210, 96795, 96876, 98946, 107640, 109940, 111852, 121095, 124280, 129060, 131928, 139815, 142922, 148419, 154872, 161460, 164910, 167778, 186420, 193590, 193752, 197892, 214383, 219880, 223704, 242190, 247365, 251667, 258120, 279630, 285844, 296838, 322920, 329820, 335556, 357305, 372840, 387180, 395784, 419445, 428766, 445257, 484380, 494730, 503334, 559260, 571688, 593676, 643149, 659640, 671112, 714610, 742095, 774360, 838890, 857532, 890514, 968760, 989460, 1006668, 1071915, 1118520, 1187352, 1258335, 1286298, 1429220, 1484190, 1677780, 1715064, 1781028, 1929447, 1978920, 2013336, 2143830, 2226285, 2516670, 2572596, 2858440, 2968380, 3215745, 3355560, 3562056, 3858894, 4287660, 4452570, 5033340, 5145192, 5788341, 5936760, 6431490, 7717788, 8575320, 8905140, 9647235, 10066680, 11576682, 12862980, 15435576, 17810280, 19294470, 23153364, 25725960, 28941705, 38588940, 46306728, 57883410, 77177880, 115766820, 231533640]

約数ペア:

[(1, 231533640), (2, 115766820), (3, 77177880), (4, 57883410), (5, 46306728), (6, 38588940), (8, 28941705), (9, 25725960), (10, 23153364), (12, 19294470), (13, 17810280), (15, 15435576), (18, 12862980), (20, 11576682), (23, 10066680), (24, 9647235), (26, 8905140), (27, 8575320), (30, 7717788), (36, 6431490), (39, 5936760), (40, 5788341), (45, 5145192), (46, 5033340), (52, 4452570), (54, 4287660), (60, 3858894), (65, 3562056), (69, 3355560), (72, 3215745), (78, 2968380), (81, 2858440), (90, 2572596), (92, 2516670), (104, 2226285), (108, 2143830), (115, 2013336), (117, 1978920), (120, 1929447), (130, 1781028), (135, 1715064), (138, 1677780), (156, 1484190), (162, 1429220), (180, 1286298), (184, 1258335), (195, 1187352), (207, 1118520), (216, 1071915), (230, 1006668), (234, 989460), (239, 968760), (260, 890514), (270, 857532), (276, 838890), (299, 774360), (312, 742095), (324, 714610), (345, 671112), (351, 659640), (360, 643149), (390, 593676), (405, 571688), (414, 559260), (460, 503334), (468, 494730), (478, 484380), (520, 445257), (540, 428766), (552, 419445), (585, 395784), (598, 387180), (621, 372840), (648, 357305), (690, 335556), (702, 329820), (717, 322920), (780, 296838), (810, 285844), (828, 279630), (897, 258120), (920, 251667), (936, 247365), (956, 242190), (1035, 223704), (1053, 219880), (1080, 214383), (1170, 197892), (1195, 193752), (1196, 193590), (1242, 186420), (1380, 167778), (1404, 164910), (1434, 161460), (1495, 154872), (1560, 148419), (1620, 142922), (1656, 139815), (1755, 131928), (1794, 129060), (1863, 124280), (1912, 121095), (2070, 111852), (2106, 109940), (2151, 107640), (2340, 98946), (2390, 96876), (2392, 96795), (2484, 93210), (2691, 86040), (2760, 83889), (2808, 82455), (2868, 80730), (2990, 77436), (3105, 74568), (3107, 74520), (3240, 71461), (3510, 65964), (3585, 64584), (3588, 64530), (3726, 62140), (4140, 55926), (4212, 54970), (4302, 53820), (4485, 51624), (4680, 49473), (4780, 48438), (4968, 46605), (5265, 43976), (5382, 43020), (5497, 42120), (5736, 40365), (5980, 38718), (6210, 37284), (6214, 37260), (6453, 35880), (7020, 32982), (7170, 32292), (7176, 32265), (7452, 31070), (8073, 28680), (8280, 27963), (8424, 27485), (8604, 26910), (8970, 25812), (9315, 24856), (9321, 24840), (9560, 24219), (10530, 21988), (10755, 21528), (10764, 21510), (10994, 21060), (11960, 19359), (12420, 18642), (12428, 18630), (12906, 17940), (13455, 17208), (14040, 16491), (14340, 16146), (14904, 15535)]