About the Number

172013280

172013279 ← → 172013281

2進数表記:1010010000001011011011100000

漢数字表記:一億七千二百一万三千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 223 1 × 1607 1

素因数の和:1848
約数の個数: 96
約数和(自身を含む): 544610304
約数和(自身を除く): 372597024

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 223, 240, 446, 480, 669, 892, 1115, 1338, 1607, 1784, 2230, 2676, 3214, 3345, 3568, 4460, 4821, 5352, 6428, 6690, 7136, 8035, 8920, 9642, 10704, 12856, 13380, 16070, 17840, 19284, 21408, 24105, 25712, 26760, 32140, 35680, 38568, 48210, 51424, 53520, 64280, 77136, 96420, 107040, 128560, 154272, 192840, 257120, 358361, 385680, 716722, 771360, 1075083, 1433444, 1791805, 2150166, 2866888, 3583610, 4300332, 5375415, 5733776, 7167220, 8600664, 10750830, 11467552, 14334440, 17201328, 21501660, 28668880, 34402656, 43003320, 57337760, 86006640, 172013280]

約数ペア:
[(1, 172013280), (2, 86006640), (3, 57337760), (4, 43003320), (5, 34402656), (6, 28668880), (8, 21501660), (10, 17201328), (12, 14334440), (15, 11467552), (16, 10750830), (20, 8600664), (24, 7167220), (30, 5733776), (32, 5375415), (40, 4300332), (48, 3583610), (60, 2866888), (80, 2150166), (96, 1791805), (120, 1433444), (160, 1075083), (223, 771360), (240, 716722), (446, 385680), (480, 358361), (669, 257120), (892, 192840), (1115, 154272), (1338, 128560), (1607, 107040), (1784, 96420), (2230, 77136), (2676, 64280), (3214, 53520), (3345, 51424), (3568, 48210), (4460, 38568), (4821, 35680), (5352, 32140), (6428, 26760), (6690, 25712), (7136, 24105), (8035, 21408), (8920, 19284), (9642, 17840), (10704, 16070), (12856, 13380)]

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