78671940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{30493}}^1$

素因数の和:30548

約数の個数: 48

約数和(自身を含む): 225411648

約数和(自身を除く): 146739708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 30493, 60986, 91479, 121972, 152465, 182958, 304930, 365916, 457395, 609860, 914790, 1311199, 1829580, 2622398, 3933597, 5244796, 6555995, 7867194, 13111990, 15734388, 19667985, 26223980, 39335970, 78671940]

約数ペア:

[(1, 78671940), (2, 39335970), (3, 26223980), (4, 19667985), (5, 15734388), (6, 13111990), (10, 7867194), (12, 6555995), (15, 5244796), (20, 3933597), (30, 2622398), (43, 1829580), (60, 1311199), (86, 914790), (129, 609860), (172, 457395), (215, 365916), (258, 304930), (430, 182958), (516, 152465), (645, 121972), (860, 91479), (1290, 60986), (2580, 30493)]