About the Number

121707984

121707983 ← → 121707985

2進数表記:111010000010001110111010000

漢数字表記:一億二千百七十万七千九百八十四

素因数分解:

2 4 × 3 1 × 31 1 × 263 1 × 311 1

素因数の和:616
約数の個数: 80
約数和(自身を含む): 326836224
約数和(自身を除く): 205128240

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 263, 311, 372, 496, 526, 622, 744, 789, 933, 1052, 1244, 1488, 1578, 1866, 2104, 2488, 3156, 3732, 4208, 4976, 6312, 7464, 8153, 9641, 12624, 14928, 16306, 19282, 24459, 28923, 32612, 38564, 48918, 57846, 65224, 77128, 81793, 97836, 115692, 130448, 154256, 163586, 195672, 231384, 245379, 327172, 391344, 462768, 490758, 654344, 981516, 1308688, 1963032, 2535583, 3926064, 5071166, 7606749, 10142332, 15213498, 20284664, 30426996, 40569328, 60853992, 121707984]

約数ペア:
[(1, 121707984), (2, 60853992), (3, 40569328), (4, 30426996), (6, 20284664), (8, 15213498), (12, 10142332), (16, 7606749), (24, 5071166), (31, 3926064), (48, 2535583), (62, 1963032), (93, 1308688), (124, 981516), (186, 654344), (248, 490758), (263, 462768), (311, 391344), (372, 327172), (496, 245379), (526, 231384), (622, 195672), (744, 163586), (789, 154256), (933, 130448), (1052, 115692), (1244, 97836), (1488, 81793), (1578, 77128), (1866, 65224), (2104, 57846), (2488, 48918), (3156, 38564), (3732, 32612), (4208, 28923), (4976, 24459), (6312, 19282), (7464, 16306), (8153, 14928), (9641, 12624)]

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