About the Number

201313380

201313379 ← → 201313381

2進数表記:1011111111111100110001100100

漢数字表記:二億百三十一万三千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 31 1 × 108233 1

素因数の和:108276
約数の個数: 48
約数和(自身を含む): 581865984
約数和(自身を除く): 380552604

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 108233, 216466, 324699, 432932, 541165, 649398, 1082330, 1298796, 1623495, 2164660, 3246990, 3355223, 6493980, 6710446, 10065669, 13420892, 16776115, 20131338, 33552230, 40262676, 50328345, 67104460, 100656690, 201313380]

約数ペア:
[(1, 201313380), (2, 100656690), (3, 67104460), (4, 50328345), (5, 40262676), (6, 33552230), (10, 20131338), (12, 16776115), (15, 13420892), (20, 10065669), (30, 6710446), (31, 6493980), (60, 3355223), (62, 3246990), (93, 2164660), (124, 1623495), (155, 1298796), (186, 1082330), (310, 649398), (372, 541165), (465, 432932), (620, 324699), (930, 216466), (1860, 108233)]

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