About the Number

380399040

380399039 ← → 380399041

2進数表記:10110101011000110110111000000

漢数字表記:三億八千三十九万九千四十

素因数分解:

2 6 × 3 2 × 5 1 × 7 1 × 18869 1

素因数の和:18899
約数の個数: 168
約数和(自身を含む): 1495409760
約数和(自身を除く): 1115010720

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 18869, 20160, 37738, 56607, 75476, 94345, 113214, 132083, 150952, 169821, 188690, 226428, 264166, 283035, 301904, 339642, 377380, 396249, 452856, 528332, 566070, 603808, 660415, 679284, 754760, 792498, 849105, 905712, 1056664, 1132140, 1188747, 1207616, 1320830, 1358568, 1509520, 1584996, 1698210, 1811424, 1981245, 2113328, 2264280, 2377494, 2641660, 2717136, 3019040, 3169992, 3396420, 3622848, 3962490, 4226656, 4528560, 4754988, 5283320, 5434272, 5943735, 6038080, 6339984, 6792840, 7924980, 8453312, 9057120, 9509976, 10566640, 10868544, 11887470, 12679968, 13585680, 15849960, 18114240, 19019952, 21133280, 23774940, 25359936, 27171360, 31699920, 38039904, 42266560, 47549880, 54342720, 63399840, 76079808, 95099760, 126799680, 190199520, 380399040]

約数ペア:
[(1, 380399040), (2, 190199520), (3, 126799680), (4, 95099760), (5, 76079808), (6, 63399840), (7, 54342720), (8, 47549880), (9, 42266560), (10, 38039904), (12, 31699920), (14, 27171360), (15, 25359936), (16, 23774940), (18, 21133280), (20, 19019952), (21, 18114240), (24, 15849960), (28, 13585680), (30, 12679968), (32, 11887470), (35, 10868544), (36, 10566640), (40, 9509976), (42, 9057120), (45, 8453312), (48, 7924980), (56, 6792840), (60, 6339984), (63, 6038080), (64, 5943735), (70, 5434272), (72, 5283320), (80, 4754988), (84, 4528560), (90, 4226656), (96, 3962490), (105, 3622848), (112, 3396420), (120, 3169992), (126, 3019040), (140, 2717136), (144, 2641660), (160, 2377494), (168, 2264280), (180, 2113328), (192, 1981245), (210, 1811424), (224, 1698210), (240, 1584996), (252, 1509520), (280, 1358568), (288, 1320830), (315, 1207616), (320, 1188747), (336, 1132140), (360, 1056664), (420, 905712), (448, 849105), (480, 792498), (504, 754760), (560, 679284), (576, 660415), (630, 603808), (672, 566070), (720, 528332), (840, 452856), (960, 396249), (1008, 377380), (1120, 339642), (1260, 301904), (1344, 283035), (1440, 264166), (1680, 226428), (2016, 188690), (2240, 169821), (2520, 150952), (2880, 132083), (3360, 113214), (4032, 94345), (5040, 75476), (6720, 56607), (10080, 37738), (18869, 20160)]

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