280963440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1231}}^1$

素因数の和:1567

約数の個数: 120

約数和(自身を含む): 947314368

約数和(自身を除く): 666350928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 317, 360, 634, 720, 951, 1231, 1268, 1585, 1902, 2462, 2536, 2853, 3170, 3693, 3804, 4755, 4924, 5072, 5706, 6155, 6340, 7386, 7608, 9510, 9848, 11079, 11412, 12310, 12680, 14265, 14772, 15216, 18465, 19020, 19696, 22158, 22824, 24620, 25360, 28530, 29544, 36930, 38040, 44316, 45648, 49240, 55395, 57060, 59088, 73860, 76080, 88632, 98480, 110790, 114120, 147720, 177264, 221580, 228240, 295440, 390227, 443160, 780454, 886320, 1170681, 1560908, 1951135, 2341362, 3121816, 3512043, 3902270, 4682724, 5853405, 6243632, 7024086, 7804540, 9365448, 11706810, 14048172, 15609080, 17560215, 18730896, 23413620, 28096344, 31218160, 35120430, 46827240, 56192688, 70240860, 93654480, 140481720, 280963440]

約数ペア:

[(1, 280963440), (2, 140481720), (3, 93654480), (4, 70240860), (5, 56192688), (6, 46827240), (8, 35120430), (9, 31218160), (10, 28096344), (12, 23413620), (15, 18730896), (16, 17560215), (18, 15609080), (20, 14048172), (24, 11706810), (30, 9365448), (36, 7804540), (40, 7024086), (45, 6243632), (48, 5853405), (60, 4682724), (72, 3902270), (80, 3512043), (90, 3121816), (120, 2341362), (144, 1951135), (180, 1560908), (240, 1170681), (317, 886320), (360, 780454), (634, 443160), (720, 390227), (951, 295440), (1231, 228240), (1268, 221580), (1585, 177264), (1902, 147720), (2462, 114120), (2536, 110790), (2853, 98480), (3170, 88632), (3693, 76080), (3804, 73860), (4755, 59088), (4924, 57060), (5072, 55395), (5706, 49240), (6155, 45648), (6340, 44316), (7386, 38040), (7608, 36930), (9510, 29544), (9848, 28530), (11079, 25360), (11412, 24620), (12310, 22824), (12680, 22158), (14265, 19696), (14772, 19020), (15216, 18465)]