30809844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1597

約数の個数: 72

約数和(自身を含む): 85877792

約数和(自身を除く): 55067948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1531, 1548, 1677, 2236, 3062, 3354, 4593, 5031, 6124, 6708, 9186, 10062, 13779, 18372, 19903, 20124, 27558, 39806, 55116, 59709, 65833, 79612, 119418, 131666, 179127, 197499, 238836, 263332, 358254, 394998, 592497, 716508, 789996, 855829, 1184994, 1711658, 2369988, 2567487, 3423316, 5134974, 7702461, 10269948, 15404922, 30809844]

約数ペア:

[(1, 30809844), (2, 15404922), (3, 10269948), (4, 7702461), (6, 5134974), (9, 3423316), (12, 2567487), (13, 2369988), (18, 1711658), (26, 1184994), (36, 855829), (39, 789996), (43, 716508), (52, 592497), (78, 394998), (86, 358254), (117, 263332), (129, 238836), (156, 197499), (172, 179127), (234, 131666), (258, 119418), (387, 79612), (468, 65833), (516, 59709), (559, 55116), (774, 39806), (1118, 27558), (1531, 20124), (1548, 19903), (1677, 18372), (2236, 13779), (3062, 10062), (3354, 9186), (4593, 6708), (5031, 6124)]