15277780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 39191040

約数和(自身を除く): 23913260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 53, 58, 70, 71, 106, 116, 140, 142, 145, 203, 212, 265, 284, 290, 355, 371, 406, 497, 530, 580, 710, 742, 812, 994, 1015, 1060, 1420, 1484, 1537, 1855, 1988, 2030, 2059, 2485, 3074, 3710, 3763, 4060, 4118, 4970, 6148, 7420, 7526, 7685, 8236, 9940, 10295, 10759, 14413, 15052, 15370, 18815, 20590, 21518, 26341, 28826, 30740, 37630, 41180, 43036, 52682, 53795, 57652, 72065, 75260, 105364, 107590, 109127, 131705, 144130, 215180, 218254, 263410, 288260, 436508, 526820, 545635, 763889, 1091270, 1527778, 2182540, 3055556, 3819445, 7638890, 15277780]

約数ペア:

[(1, 15277780), (2, 7638890), (4, 3819445), (5, 3055556), (7, 2182540), (10, 1527778), (14, 1091270), (20, 763889), (28, 545635), (29, 526820), (35, 436508), (53, 288260), (58, 263410), (70, 218254), (71, 215180), (106, 144130), (116, 131705), (140, 109127), (142, 107590), (145, 105364), (203, 75260), (212, 72065), (265, 57652), (284, 53795), (290, 52682), (355, 43036), (371, 41180), (406, 37630), (497, 30740), (530, 28826), (580, 26341), (710, 21518), (742, 20590), (812, 18815), (994, 15370), (1015, 15052), (1060, 14413), (1420, 10759), (1484, 10295), (1537, 9940), (1855, 8236), (1988, 7685), (2030, 7526), (2059, 7420), (2485, 6148), (3074, 4970), (3710, 4118), (3763, 4060)]