About the Number

71388660

71388659 ← → 71388661

2進数表記:100010000010100110111110100

漢数字表記:七千百三十八万八千六百六十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 31 1 × 5483 1

素因数の和:5533
約数の個数: 96
約数和(自身を含む): 235855872
約数和(自身を除く): 164467212

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 5483, 6510, 10966, 13020, 16449, 21932, 27415, 32898, 38381, 54830, 65796, 76762, 82245, 109660, 115143, 153524, 164490, 169973, 191905, 230286, 328980, 339946, 383810, 460572, 509919, 575715, 679892, 767620, 849865, 1019838, 1151430, 1189811, 1699730, 2039676, 2302860, 2379622, 2549595, 3399460, 3569433, 4759244, 5099190, 5949055, 7138866, 10198380, 11898110, 14277732, 17847165, 23796220, 35694330, 71388660]

約数ペア:
[(1, 71388660), (2, 35694330), (3, 23796220), (4, 17847165), (5, 14277732), (6, 11898110), (7, 10198380), (10, 7138866), (12, 5949055), (14, 5099190), (15, 4759244), (20, 3569433), (21, 3399460), (28, 2549595), (30, 2379622), (31, 2302860), (35, 2039676), (42, 1699730), (60, 1189811), (62, 1151430), (70, 1019838), (84, 849865), (93, 767620), (105, 679892), (124, 575715), (140, 509919), (155, 460572), (186, 383810), (210, 339946), (217, 328980), (310, 230286), (372, 191905), (420, 169973), (434, 164490), (465, 153524), (620, 115143), (651, 109660), (868, 82245), (930, 76762), (1085, 65796), (1302, 54830), (1860, 38381), (2170, 32898), (2604, 27415), (3255, 21932), (4340, 16449), (5483, 13020), (6510, 10966)]

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