247929840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{344347}}^1$

素因数の和:344366

約数の個数: 60

約数和(自身を含む): 832633464

約数和(自身を除く): 584703624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 344347, 688694, 1033041, 1377388, 1721735, 2066082, 2754776, 3099123, 3443470, 4132164, 5165205, 5509552, 6198246, 6886940, 8264328, 10330410, 12396492, 13773880, 15495615, 16528656, 20660820, 24792984, 27547760, 30991230, 41321640, 49585968, 61982460, 82643280, 123964920, 247929840]

約数ペア:

[(1, 247929840), (2, 123964920), (3, 82643280), (4, 61982460), (5, 49585968), (6, 41321640), (8, 30991230), (9, 27547760), (10, 24792984), (12, 20660820), (15, 16528656), (16, 15495615), (18, 13773880), (20, 12396492), (24, 10330410), (30, 8264328), (36, 6886940), (40, 6198246), (45, 5509552), (48, 5165205), (60, 4132164), (72, 3443470), (80, 3099123), (90, 2754776), (120, 2066082), (144, 1721735), (180, 1377388), (240, 1033041), (360, 688694), (720, 344347)]