131378520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 256

約数和(自身を含む): 496419840

約数和(自身を除く): 365041320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 53, 56, 60, 65, 70, 78, 84, 91, 104, 105, 106, 120, 130, 140, 156, 159, 168, 182, 195, 210, 212, 227, 260, 265, 273, 280, 312, 318, 364, 371, 390, 420, 424, 454, 455, 520, 530, 546, 636, 681, 689, 728, 742, 780, 795, 840, 908, 910, 1060, 1092, 1113, 1135, 1272, 1362, 1365, 1378, 1484, 1560, 1589, 1590, 1816, 1820, 1855, 2067, 2120, 2184, 2226, 2270, 2724, 2730, 2756, 2951, 2968, 3178, 3180, 3405, 3445, 3640, 3710, 4134, 4452, 4540, 4767, 4823, 5448, 5460, 5512, 5565, 5902, 6356, 6360, 6810, 6890, 7420, 7945, 8268, 8853, 8904, 9080, 9534, 9646, 10335, 10920, 11130, 11804, 12031, 12712, 13620, 13780, 14469, 14755, 14840, 15890, 16536, 17706, 19068, 19292, 20657, 20670, 22260, 23608, 23835, 24062, 24115, 27240, 27560, 28938, 29510, 31780, 35412, 36093, 38136, 38584, 41314, 41340, 44265, 44520, 47670, 48124, 48230, 57876, 59020, 60155, 61971, 63560, 70824, 72186, 72345, 82628, 82680, 84217, 88530, 95340, 96248, 96460, 103285, 115752, 118040, 120310, 123942, 144372, 144690, 156403, 165256, 168434, 177060, 180465, 190680, 192920, 206570, 240620, 247884, 252651, 288744, 289380, 309855, 312806, 336868, 354120, 360930, 413140, 421085, 469209, 481240, 495768, 505302, 578760, 619710, 625612, 673736, 721860, 782015, 826280, 842170, 938418, 1010604, 1094821, 1239420, 1251224, 1263255, 1443720, 1564030, 1684340, 1876836, 2021208, 2189642, 2346045, 2478840, 2526510, 3128060, 3284463, 3368680, 3753672, 4379284, 4692090, 5053020, 5474105, 6256120, 6568926, 8758568, 9384180, 10106040, 10948210, 13137852, 16422315, 18768360, 21896420, 26275704, 32844630, 43792840, 65689260, 131378520]

約数ペア:

[(1, 131378520), (2, 65689260), (3, 43792840), (4, 32844630), (5, 26275704), (6, 21896420), (7, 18768360), (8, 16422315), (10, 13137852), (12, 10948210), (13, 10106040), (14, 9384180), (15, 8758568), (20, 6568926), (21, 6256120), (24, 5474105), (26, 5053020), (28, 4692090), (30, 4379284), (35, 3753672), (39, 3368680), (40, 3284463), (42, 3128060), (52, 2526510), (53, 2478840), (56, 2346045), (60, 2189642), (65, 2021208), (70, 1876836), (78, 1684340), (84, 1564030), (91, 1443720), (104, 1263255), (105, 1251224), (106, 1239420), (120, 1094821), (130, 1010604), (140, 938418), (156, 842170), (159, 826280), (168, 782015), (182, 721860), (195, 673736), (210, 625612), (212, 619710), (227, 578760), (260, 505302), (265, 495768), (273, 481240), (280, 469209), (312, 421085), (318, 413140), (364, 360930), (371, 354120), (390, 336868), (420, 312806), (424, 309855), (454, 289380), (455, 288744), (520, 252651), (530, 247884), (546, 240620), (636, 206570), (681, 192920), (689, 190680), (728, 180465), (742, 177060), (780, 168434), (795, 165256), (840, 156403), (908, 144690), (910, 144372), (1060, 123942), (1092, 120310), (1113, 118040), (1135, 115752), (1272, 103285), (1362, 96460), (1365, 96248), (1378, 95340), (1484, 88530), (1560, 84217), (1589, 82680), (1590, 82628), (1816, 72345), (1820, 72186), (1855, 70824), (2067, 63560), (2120, 61971), (2184, 60155), (2226, 59020), (2270, 57876), (2724, 48230), (2730, 48124), (2756, 47670), (2951, 44520), (2968, 44265), (3178, 41340), (3180, 41314), (3405, 38584), (3445, 38136), (3640, 36093), (3710, 35412), (4134, 31780), (4452, 29510), (4540, 28938), (4767, 27560), (4823, 27240), (5448, 24115), (5460, 24062), (5512, 23835), (5565, 23608), (5902, 22260), (6356, 20670), (6360, 20657), (6810, 19292), (6890, 19068), (7420, 17706), (7945, 16536), (8268, 15890), (8853, 14840), (8904, 14755), (9080, 14469), (9534, 13780), (9646, 13620), (10335, 12712), (10920, 12031), (11130, 11804)]