About the Number

380904108

380904107 ← → 380904109

2進数表記:10110101101000010001010101100

漢数字表記:三億八千九十万四千百八

素因数分解:

2 2 × 3 1 × 13 1 × 17 1 × 143629 1

素因数の和:143666
約数の個数: 48
約数和(自身を含む): 1013453280
約数和(自身を除く): 632549172

約数列:
[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 143629, 287258, 430887, 574516, 861774, 1723548, 1867177, 2441693, 3734354, 4883386, 5601531, 7325079, 7468708, 9766772, 11203062, 14650158, 22406124, 29300316, 31742009, 63484018, 95226027, 126968036, 190452054, 380904108]

約数ペア:
[(1, 380904108), (2, 190452054), (3, 126968036), (4, 95226027), (6, 63484018), (12, 31742009), (13, 29300316), (17, 22406124), (26, 14650158), (34, 11203062), (39, 9766772), (51, 7468708), (52, 7325079), (68, 5601531), (78, 4883386), (102, 3734354), (156, 2441693), (204, 1867177), (221, 1723548), (442, 861774), (663, 574516), (884, 430887), (1326, 287258), (2652, 143629)]

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