252619120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 674956800

約数和(自身を除く): 422337680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 59, 65, 80, 92, 104, 115, 118, 130, 179, 184, 208, 230, 236, 260, 295, 299, 358, 368, 460, 472, 520, 590, 598, 716, 767, 895, 920, 944, 1040, 1180, 1196, 1357, 1432, 1495, 1534, 1790, 1840, 2327, 2360, 2392, 2714, 2864, 2990, 3068, 3580, 3835, 4117, 4654, 4720, 4784, 5428, 5980, 6136, 6785, 7160, 7670, 8234, 9308, 10561, 10856, 11635, 11960, 12272, 13570, 14320, 15340, 16468, 17641, 18616, 20585, 21122, 21712, 23270, 23920, 27140, 30680, 32936, 35282, 37232, 41170, 42244, 46540, 52805, 53521, 54280, 61360, 65872, 70564, 82340, 84488, 88205, 93080, 105610, 107042, 108560, 137293, 141128, 164680, 168976, 176410, 186160, 211220, 214084, 242903, 267605, 274586, 282256, 329360, 352820, 422440, 428168, 485806, 535210, 549172, 686465, 705640, 844880, 856336, 971612, 1070420, 1098344, 1214515, 1372930, 1411280, 1943224, 2140840, 2196688, 2429030, 2745860, 3157739, 3886448, 4281680, 4858060, 5491720, 6315478, 9716120, 10983440, 12630956, 15788695, 19432240, 25261912, 31577390, 50523824, 63154780, 126309560, 252619120]

約数ペア:

[(1, 252619120), (2, 126309560), (4, 63154780), (5, 50523824), (8, 31577390), (10, 25261912), (13, 19432240), (16, 15788695), (20, 12630956), (23, 10983440), (26, 9716120), (40, 6315478), (46, 5491720), (52, 4858060), (59, 4281680), (65, 3886448), (80, 3157739), (92, 2745860), (104, 2429030), (115, 2196688), (118, 2140840), (130, 1943224), (179, 1411280), (184, 1372930), (208, 1214515), (230, 1098344), (236, 1070420), (260, 971612), (295, 856336), (299, 844880), (358, 705640), (368, 686465), (460, 549172), (472, 535210), (520, 485806), (590, 428168), (598, 422440), (716, 352820), (767, 329360), (895, 282256), (920, 274586), (944, 267605), (1040, 242903), (1180, 214084), (1196, 211220), (1357, 186160), (1432, 176410), (1495, 168976), (1534, 164680), (1790, 141128), (1840, 137293), (2327, 108560), (2360, 107042), (2392, 105610), (2714, 93080), (2864, 88205), (2990, 84488), (3068, 82340), (3580, 70564), (3835, 65872), (4117, 61360), (4654, 54280), (4720, 53521), (4784, 52805), (5428, 46540), (5980, 42244), (6136, 41170), (6785, 37232), (7160, 35282), (7670, 32936), (8234, 30680), (9308, 27140), (10561, 23920), (10856, 23270), (11635, 21712), (11960, 21122), (12272, 20585), (13570, 18616), (14320, 17641), (15340, 16468)]