About the Number

71200920

71200919 ← → 71200921

2進数表記:100001111100111000010011000

漢数字表記:七千百二十万九百二十

素因数分解:

2 3 × 3 1 × 5 1 × 7 2 × 12109 1

素因数の和:12137
約数の個数: 96
約数和(自身を含む): 248497200
約数和(自身を除く): 177296280

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 12109, 24218, 36327, 48436, 60545, 72654, 84763, 96872, 121090, 145308, 169526, 181635, 242180, 254289, 290616, 339052, 363270, 423815, 484360, 508578, 593341, 678104, 726540, 847630, 1017156, 1186682, 1271445, 1453080, 1695260, 1780023, 2034312, 2373364, 2542890, 2966705, 3390520, 3560046, 4746728, 5085780, 5933410, 7120092, 8900115, 10171560, 11866820, 14240184, 17800230, 23733640, 35600460, 71200920]

約数ペア:
[(1, 71200920), (2, 35600460), (3, 23733640), (4, 17800230), (5, 14240184), (6, 11866820), (7, 10171560), (8, 8900115), (10, 7120092), (12, 5933410), (14, 5085780), (15, 4746728), (20, 3560046), (21, 3390520), (24, 2966705), (28, 2542890), (30, 2373364), (35, 2034312), (40, 1780023), (42, 1695260), (49, 1453080), (56, 1271445), (60, 1186682), (70, 1017156), (84, 847630), (98, 726540), (105, 678104), (120, 593341), (140, 508578), (147, 484360), (168, 423815), (196, 363270), (210, 339052), (245, 290616), (280, 254289), (294, 242180), (392, 181635), (420, 169526), (490, 145308), (588, 121090), (735, 96872), (840, 84763), (980, 72654), (1176, 60545), (1470, 48436), (1960, 36327), (2940, 24218), (5880, 12109)]

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