About the Number

71123880

71123879 ← → 71123881

2進数表記:100001111010100001110101000

漢数字表記:七千百十二万三千八百八十

素因数分解:

2 3 × 3 1 × 5 1 × 53 2 × 211 1

素因数の和:331
約数の個数: 96
約数和(自身を含む): 218504160
約数和(自身を除く): 147380280

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 211, 212, 265, 318, 422, 424, 530, 633, 636, 795, 844, 1055, 1060, 1266, 1272, 1590, 1688, 2110, 2120, 2532, 2809, 3165, 3180, 4220, 5064, 5618, 6330, 6360, 8427, 8440, 11183, 11236, 12660, 14045, 16854, 22366, 22472, 25320, 28090, 33549, 33708, 42135, 44732, 55915, 56180, 67098, 67416, 84270, 89464, 111830, 112360, 134196, 167745, 168540, 223660, 268392, 335490, 337080, 447320, 592699, 670980, 1185398, 1341960, 1778097, 2370796, 2963495, 3556194, 4741592, 5926990, 7112388, 8890485, 11853980, 14224776, 17780970, 23707960, 35561940, 71123880]

約数ペア:
[(1, 71123880), (2, 35561940), (3, 23707960), (4, 17780970), (5, 14224776), (6, 11853980), (8, 8890485), (10, 7112388), (12, 5926990), (15, 4741592), (20, 3556194), (24, 2963495), (30, 2370796), (40, 1778097), (53, 1341960), (60, 1185398), (106, 670980), (120, 592699), (159, 447320), (211, 337080), (212, 335490), (265, 268392), (318, 223660), (422, 168540), (424, 167745), (530, 134196), (633, 112360), (636, 111830), (795, 89464), (844, 84270), (1055, 67416), (1060, 67098), (1266, 56180), (1272, 55915), (1590, 44732), (1688, 42135), (2110, 33708), (2120, 33549), (2532, 28090), (2809, 25320), (3165, 22472), (3180, 22366), (4220, 16854), (5064, 14045), (5618, 12660), (6330, 11236), (6360, 11183), (8427, 8440)]

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