72441390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{344959}}^1$

素因数の和:344976

約数の個数: 32

約数和(自身を含む): 198696960

約数和(自身を除く): 126255570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 344959, 689918, 1034877, 1724795, 2069754, 2414713, 3449590, 4829426, 5174385, 7244139, 10348770, 12073565, 14488278, 24147130, 36220695, 72441390]

約数ペア:

[(1, 72441390), (2, 36220695), (3, 24147130), (5, 14488278), (6, 12073565), (7, 10348770), (10, 7244139), (14, 5174385), (15, 4829426), (21, 3449590), (30, 2414713), (35, 2069754), (42, 1724795), (70, 1034877), (105, 689918), (210, 344959)]