178628580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3319}}^1$

素因数の和:3370

約数の個数: 144

約数和(自身を含む): 609073920

約数和(自身を除く): 430445340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1794, 2070, 2340, 2691, 2990, 3319, 3588, 4140, 4485, 5382, 5980, 6638, 8970, 9957, 10764, 13276, 13455, 16595, 17940, 19914, 26910, 29871, 33190, 39828, 43147, 49785, 53820, 59742, 66380, 76337, 86294, 99570, 119484, 129441, 149355, 152674, 172588, 199140, 215735, 229011, 258882, 298710, 305348, 381685, 388323, 431470, 458022, 517764, 597420, 647205, 687033, 763370, 776646, 862940, 916044, 992381, 1145055, 1294410, 1374066, 1526740, 1553292, 1941615, 1984762, 2290110, 2588820, 2748132, 2977143, 3435165, 3883230, 3969524, 4580220, 4961905, 5954286, 6870330, 7766460, 8931429, 9923810, 11908572, 13740660, 14885715, 17862858, 19847620, 29771430, 35725716, 44657145, 59542860, 89314290, 178628580]

約数ペア:

[(1, 178628580), (2, 89314290), (3, 59542860), (4, 44657145), (5, 35725716), (6, 29771430), (9, 19847620), (10, 17862858), (12, 14885715), (13, 13740660), (15, 11908572), (18, 9923810), (20, 8931429), (23, 7766460), (26, 6870330), (30, 5954286), (36, 4961905), (39, 4580220), (45, 3969524), (46, 3883230), (52, 3435165), (60, 2977143), (65, 2748132), (69, 2588820), (78, 2290110), (90, 1984762), (92, 1941615), (115, 1553292), (117, 1526740), (130, 1374066), (138, 1294410), (156, 1145055), (180, 992381), (195, 916044), (207, 862940), (230, 776646), (234, 763370), (260, 687033), (276, 647205), (299, 597420), (345, 517764), (390, 458022), (414, 431470), (460, 388323), (468, 381685), (585, 305348), (598, 298710), (690, 258882), (780, 229011), (828, 215735), (897, 199140), (1035, 172588), (1170, 152674), (1196, 149355), (1380, 129441), (1495, 119484), (1794, 99570), (2070, 86294), (2340, 76337), (2691, 66380), (2990, 59742), (3319, 53820), (3588, 49785), (4140, 43147), (4485, 39828), (5382, 33190), (5980, 29871), (6638, 26910), (8970, 19914), (9957, 17940), (10764, 16595), (13276, 13455)]