About the Number

1691240640

1691240639 ← → 1691240641

2進数表記:1100100110011100100100011000000

漢数字表記:十六億九千百二十四万六百四十

素因数分解:

2 6 × 3 1 × 5 1 × 73 1 × 24133 1

素因数の和:24226
約数の個数: 112
約数和(自身を含む): 5443471968
約数和(自身を除く): 3752231328

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 146, 160, 192, 219, 240, 292, 320, 365, 438, 480, 584, 730, 876, 960, 1095, 1168, 1460, 1752, 2190, 2336, 2920, 3504, 4380, 4672, 5840, 7008, 8760, 11680, 14016, 17520, 23360, 24133, 35040, 48266, 70080, 72399, 96532, 120665, 144798, 193064, 241330, 289596, 361995, 386128, 482660, 579192, 723990, 772256, 965320, 1158384, 1447980, 1544512, 1761709, 1930640, 2316768, 2895960, 3523418, 3861280, 4633536, 5285127, 5791920, 7046836, 7722560, 8808545, 10570254, 11583840, 14093672, 17617090, 21140508, 23167680, 26425635, 28187344, 35234180, 42281016, 52851270, 56374688, 70468360, 84562032, 105702540, 112749376, 140936720, 169124064, 211405080, 281873440, 338248128, 422810160, 563746880, 845620320, 1691240640]

約数ペア:
[(1, 1691240640), (2, 845620320), (3, 563746880), (4, 422810160), (5, 338248128), (6, 281873440), (8, 211405080), (10, 169124064), (12, 140936720), (15, 112749376), (16, 105702540), (20, 84562032), (24, 70468360), (30, 56374688), (32, 52851270), (40, 42281016), (48, 35234180), (60, 28187344), (64, 26425635), (73, 23167680), (80, 21140508), (96, 17617090), (120, 14093672), (146, 11583840), (160, 10570254), (192, 8808545), (219, 7722560), (240, 7046836), (292, 5791920), (320, 5285127), (365, 4633536), (438, 3861280), (480, 3523418), (584, 2895960), (730, 2316768), (876, 1930640), (960, 1761709), (1095, 1544512), (1168, 1447980), (1460, 1158384), (1752, 965320), (2190, 772256), (2336, 723990), (2920, 579192), (3504, 482660), (4380, 386128), (4672, 361995), (5840, 289596), (7008, 241330), (8760, 193064), (11680, 144798), (14016, 120665), (17520, 96532), (23360, 72399), (24133, 70080), (35040, 48266)]

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