About the Number

72742992

72742991 ← → 72742993

2進数表記:100010101011111100001010000

漢数字表記:七千二百七十四万二千九百九十二

素因数分解:

2 4 × 3 1 × 7 1 × 149 1 × 1453 1

素因数の和:1620
約数の個数: 80
約数和(自身を含む): 216355200
約数和(自身を除く): 143612208

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 149, 168, 298, 336, 447, 596, 894, 1043, 1192, 1453, 1788, 2086, 2384, 2906, 3129, 3576, 4172, 4359, 5812, 6258, 7152, 8344, 8718, 10171, 11624, 12516, 16688, 17436, 20342, 23248, 25032, 30513, 34872, 40684, 50064, 61026, 69744, 81368, 122052, 162736, 216497, 244104, 432994, 488208, 649491, 865988, 1298982, 1515479, 1731976, 2597964, 3030958, 3463952, 4546437, 5195928, 6061916, 9092874, 10391856, 12123832, 18185748, 24247664, 36371496, 72742992]

約数ペア:
[(1, 72742992), (2, 36371496), (3, 24247664), (4, 18185748), (6, 12123832), (7, 10391856), (8, 9092874), (12, 6061916), (14, 5195928), (16, 4546437), (21, 3463952), (24, 3030958), (28, 2597964), (42, 1731976), (48, 1515479), (56, 1298982), (84, 865988), (112, 649491), (149, 488208), (168, 432994), (298, 244104), (336, 216497), (447, 162736), (596, 122052), (894, 81368), (1043, 69744), (1192, 61026), (1453, 50064), (1788, 40684), (2086, 34872), (2384, 30513), (2906, 25032), (3129, 23248), (3576, 20342), (4172, 17436), (4359, 16688), (5812, 12516), (6258, 11624), (7152, 10171), (8344, 8718)]

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