638179620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{35573}}^1$

素因数の和:35621

約数の個数: 96

約数和(自身を含む): 2008081152

約数和(自身を除く): 1369901532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 5980, 8970, 17940, 35573, 71146, 106719, 142292, 177865, 213438, 355730, 426876, 462449, 533595, 711460, 818179, 924898, 1067190, 1387347, 1636358, 1849796, 2134380, 2312245, 2454537, 2774694, 3272716, 4090895, 4624490, 4909074, 5549388, 6936735, 8181790, 9248980, 9818148, 10636327, 12272685, 13873470, 16363580, 21272654, 24545370, 27746940, 31908981, 42545308, 49090740, 53181635, 63817962, 106363270, 127635924, 159544905, 212726540, 319089810, 638179620]

約数ペア:

[(1, 638179620), (2, 319089810), (3, 212726540), (4, 159544905), (5, 127635924), (6, 106363270), (10, 63817962), (12, 53181635), (13, 49090740), (15, 42545308), (20, 31908981), (23, 27746940), (26, 24545370), (30, 21272654), (39, 16363580), (46, 13873470), (52, 12272685), (60, 10636327), (65, 9818148), (69, 9248980), (78, 8181790), (92, 6936735), (115, 5549388), (130, 4909074), (138, 4624490), (156, 4090895), (195, 3272716), (230, 2774694), (260, 2454537), (276, 2312245), (299, 2134380), (345, 1849796), (390, 1636358), (460, 1387347), (598, 1067190), (690, 924898), (780, 818179), (897, 711460), (1196, 533595), (1380, 462449), (1495, 426876), (1794, 355730), (2990, 213438), (3588, 177865), (4485, 142292), (5980, 106719), (8970, 71146), (17940, 35573)]