About the Number

120220380

120220379 ← → 120220381

2進数表記:111001010100110101011011100

漢数字表記:一億二千二十二万三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 95413 1

素因数の和:95435
約数の個数: 72
約数和(自身を含む): 416768352
約数和(自身を除く): 296547972

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 95413, 190826, 286239, 381652, 477065, 572478, 667891, 858717, 954130, 1144956, 1335782, 1431195, 1717434, 1908260, 2003673, 2671564, 2862390, 3339455, 3434868, 4007346, 4293585, 5724780, 6011019, 6678910, 8014692, 8587170, 10018365, 12022038, 13357820, 17174340, 20036730, 24044076, 30055095, 40073460, 60110190, 120220380]

約数ペア:
[(1, 120220380), (2, 60110190), (3, 40073460), (4, 30055095), (5, 24044076), (6, 20036730), (7, 17174340), (9, 13357820), (10, 12022038), (12, 10018365), (14, 8587170), (15, 8014692), (18, 6678910), (20, 6011019), (21, 5724780), (28, 4293585), (30, 4007346), (35, 3434868), (36, 3339455), (42, 2862390), (45, 2671564), (60, 2003673), (63, 1908260), (70, 1717434), (84, 1431195), (90, 1335782), (105, 1144956), (126, 954130), (140, 858717), (180, 667891), (210, 572478), (252, 477065), (315, 381652), (420, 286239), (630, 190826), (1260, 95413)]

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