30211860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71933}}^1$

素因数の和:71952

約数の個数: 48

約数和(自身を含む): 96679296

約数和(自身を除く): 66467436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 71933, 143866, 215799, 287732, 359665, 431598, 503531, 719330, 863196, 1007062, 1078995, 1438660, 1510593, 2014124, 2157990, 2517655, 3021186, 4315980, 5035310, 6042372, 7552965, 10070620, 15105930, 30211860]

約数ペア:

[(1, 30211860), (2, 15105930), (3, 10070620), (4, 7552965), (5, 6042372), (6, 5035310), (7, 4315980), (10, 3021186), (12, 2517655), (14, 2157990), (15, 2014124), (20, 1510593), (21, 1438660), (28, 1078995), (30, 1007062), (35, 863196), (42, 719330), (60, 503531), (70, 431598), (84, 359665), (105, 287732), (140, 215799), (210, 143866), (420, 71933)]