137643520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{7681}}^1$

素因数の和:7711

約数の個数: 80

約数和(自身を含む): 377216928

約数和(自身を除く): 239573408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 7681, 8960, 15362, 17920, 30724, 38405, 53767, 61448, 76810, 107534, 122896, 153620, 215068, 245792, 268835, 307240, 430136, 491584, 537670, 614480, 860272, 983168, 1075340, 1228960, 1720544, 1966336, 2150680, 2457920, 3441088, 3932672, 4301360, 4915840, 6882176, 8602720, 9831680, 13764352, 17205440, 19663360, 27528704, 34410880, 68821760, 137643520]

約数ペア:

[(1, 137643520), (2, 68821760), (4, 34410880), (5, 27528704), (7, 19663360), (8, 17205440), (10, 13764352), (14, 9831680), (16, 8602720), (20, 6882176), (28, 4915840), (32, 4301360), (35, 3932672), (40, 3441088), (56, 2457920), (64, 2150680), (70, 1966336), (80, 1720544), (112, 1228960), (128, 1075340), (140, 983168), (160, 860272), (224, 614480), (256, 537670), (280, 491584), (320, 430136), (448, 307240), (512, 268835), (560, 245792), (640, 215068), (896, 153620), (1120, 122896), (1280, 107534), (1792, 76810), (2240, 61448), (2560, 53767), (3584, 38405), (4480, 30724), (7681, 17920), (8960, 15362)]