About the Number

202147020

202147019 ← → 202147021

2進数表記:1100000011001000010011001100

漢数字表記:二億二百十四万七千二十

素因数分解:

2 2 × 3 2 × 5 1 × 661 1 × 1699 1

素因数の和:2375
約数の個数: 72
約数和(自身を含む): 614468400
約数和(自身を除く): 412321380

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1699, 1983, 2644, 3305, 3398, 3966, 5097, 5949, 6610, 6796, 7932, 8495, 9915, 10194, 11898, 13220, 15291, 16990, 19830, 20388, 23796, 25485, 29745, 30582, 33980, 39660, 50970, 59490, 61164, 76455, 101940, 118980, 152910, 305820, 1123039, 2246078, 3369117, 4492156, 5615195, 6738234, 10107351, 11230390, 13476468, 16845585, 20214702, 22460780, 33691170, 40429404, 50536755, 67382340, 101073510, 202147020]

約数ペア:
[(1, 202147020), (2, 101073510), (3, 67382340), (4, 50536755), (5, 40429404), (6, 33691170), (9, 22460780), (10, 20214702), (12, 16845585), (15, 13476468), (18, 11230390), (20, 10107351), (30, 6738234), (36, 5615195), (45, 4492156), (60, 3369117), (90, 2246078), (180, 1123039), (661, 305820), (1322, 152910), (1699, 118980), (1983, 101940), (2644, 76455), (3305, 61164), (3398, 59490), (3966, 50970), (5097, 39660), (5949, 33980), (6610, 30582), (6796, 29745), (7932, 25485), (8495, 23796), (9915, 20388), (10194, 19830), (11898, 16990), (13220, 15291)]

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