About the Number

120439920

120439919 ← → 120439921

2進数表記:111001011011100010001110000

漢数字表記:一億二千四十三万九千九百二十

素因数分解:

2 4 × 3 1 × 5 1 × 113 1 × 4441 1

素因数の和:4570
約数の個数: 80
約数和(自身を含む): 376752672
約数和(自身を除く): 256312752

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 113, 120, 226, 240, 339, 452, 565, 678, 904, 1130, 1356, 1695, 1808, 2260, 2712, 3390, 4441, 4520, 5424, 6780, 8882, 9040, 13323, 13560, 17764, 22205, 26646, 27120, 35528, 44410, 53292, 66615, 71056, 88820, 106584, 133230, 177640, 213168, 266460, 355280, 501833, 532920, 1003666, 1065840, 1505499, 2007332, 2509165, 3010998, 4014664, 5018330, 6021996, 7527495, 8029328, 10036660, 12043992, 15054990, 20073320, 24087984, 30109980, 40146640, 60219960, 120439920]

約数ペア:
[(1, 120439920), (2, 60219960), (3, 40146640), (4, 30109980), (5, 24087984), (6, 20073320), (8, 15054990), (10, 12043992), (12, 10036660), (15, 8029328), (16, 7527495), (20, 6021996), (24, 5018330), (30, 4014664), (40, 3010998), (48, 2509165), (60, 2007332), (80, 1505499), (113, 1065840), (120, 1003666), (226, 532920), (240, 501833), (339, 355280), (452, 266460), (565, 213168), (678, 177640), (904, 133230), (1130, 106584), (1356, 88820), (1695, 71056), (1808, 66615), (2260, 53292), (2712, 44410), (3390, 35528), (4441, 27120), (4520, 26646), (5424, 22205), (6780, 17764), (8882, 13560), (9040, 13323)]

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