About the Number

129369840

129369839 ← → 129369841

2進数表記:111101101100000011011110000

漢数字表記:一億二千九百三十六万九千八百四十

素因数分解:

2 4 × 3 1 × 5 1 × 163 1 × 3307 1

素因数の和:3486
約数の個数: 80
約数和(自身を含む): 403628928
約数和(自身を除く): 274259088

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3307, 3912, 4890, 6520, 6614, 7824, 9780, 9921, 13040, 13228, 16535, 19560, 19842, 26456, 33070, 39120, 39684, 49605, 52912, 66140, 79368, 99210, 132280, 158736, 198420, 264560, 396840, 539041, 793680, 1078082, 1617123, 2156164, 2695205, 3234246, 4312328, 5390410, 6468492, 8085615, 8624656, 10780820, 12936984, 16171230, 21561640, 25873968, 32342460, 43123280, 64684920, 129369840]

約数ペア:
[(1, 129369840), (2, 64684920), (3, 43123280), (4, 32342460), (5, 25873968), (6, 21561640), (8, 16171230), (10, 12936984), (12, 10780820), (15, 8624656), (16, 8085615), (20, 6468492), (24, 5390410), (30, 4312328), (40, 3234246), (48, 2695205), (60, 2156164), (80, 1617123), (120, 1078082), (163, 793680), (240, 539041), (326, 396840), (489, 264560), (652, 198420), (815, 158736), (978, 132280), (1304, 99210), (1630, 79368), (1956, 66140), (2445, 52912), (2608, 49605), (3260, 39684), (3307, 39120), (3912, 33070), (4890, 26456), (6520, 19842), (6614, 19560), (7824, 16535), (9780, 13228), (9921, 13040)]

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