About the Number

120280440

120280439 ← → 120280441

2進数表記:111001010110101010101111000

漢数字表記:一億二千二十八万四百四十

素因数分解:

2 3 × 3 1 × 5 1 × 7 1 × 17 1 × 8423 1

素因数の和:8461
約数の個数: 128
約数和(自身を含む): 436700160
約数和(自身を除く): 316419720

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 8423, 14280, 16846, 25269, 33692, 42115, 50538, 58961, 67384, 84230, 101076, 117922, 126345, 143191, 168460, 176883, 202152, 235844, 252690, 286382, 294805, 336920, 353766, 429573, 471688, 505380, 572764, 589610, 707532, 715955, 859146, 884415, 1002337, 1010760, 1145528, 1179220, 1415064, 1431910, 1718292, 1768830, 2004674, 2147865, 2358440, 2863820, 3007011, 3436584, 3537660, 4009348, 4295730, 5011685, 5727640, 6014022, 7075320, 8018696, 8591460, 10023370, 12028044, 15035055, 17182920, 20046740, 24056088, 30070110, 40093480, 60140220, 120280440]

約数ペア:
[(1, 120280440), (2, 60140220), (3, 40093480), (4, 30070110), (5, 24056088), (6, 20046740), (7, 17182920), (8, 15035055), (10, 12028044), (12, 10023370), (14, 8591460), (15, 8018696), (17, 7075320), (20, 6014022), (21, 5727640), (24, 5011685), (28, 4295730), (30, 4009348), (34, 3537660), (35, 3436584), (40, 3007011), (42, 2863820), (51, 2358440), (56, 2147865), (60, 2004674), (68, 1768830), (70, 1718292), (84, 1431910), (85, 1415064), (102, 1179220), (105, 1145528), (119, 1010760), (120, 1002337), (136, 884415), (140, 859146), (168, 715955), (170, 707532), (204, 589610), (210, 572764), (238, 505380), (255, 471688), (280, 429573), (340, 353766), (357, 336920), (408, 294805), (420, 286382), (476, 252690), (510, 235844), (595, 202152), (680, 176883), (714, 168460), (840, 143191), (952, 126345), (1020, 117922), (1190, 101076), (1428, 84230), (1785, 67384), (2040, 58961), (2380, 50538), (2856, 42115), (3570, 33692), (4760, 25269), (7140, 16846), (8423, 14280)]

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