15496440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 49550400

約数和(自身を除く): 34053960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 61, 73, 87, 116, 120, 122, 145, 146, 174, 183, 219, 232, 244, 290, 292, 305, 348, 365, 366, 435, 438, 488, 580, 584, 610, 696, 730, 732, 870, 876, 915, 1095, 1160, 1220, 1460, 1464, 1740, 1752, 1769, 1830, 2117, 2190, 2440, 2920, 3480, 3538, 3660, 4234, 4380, 4453, 5307, 6351, 7076, 7320, 8468, 8760, 8845, 8906, 10585, 10614, 12702, 13359, 14152, 16936, 17690, 17812, 21170, 21228, 22265, 25404, 26535, 26718, 31755, 35380, 35624, 42340, 42456, 44530, 50808, 53070, 53436, 63510, 66795, 70760, 84680, 89060, 106140, 106872, 127020, 129137, 133590, 178120, 212280, 254040, 258274, 267180, 387411, 516548, 534360, 645685, 774822, 1033096, 1291370, 1549644, 1937055, 2582740, 3099288, 3874110, 5165480, 7748220, 15496440]

約数ペア:

[(1, 15496440), (2, 7748220), (3, 5165480), (4, 3874110), (5, 3099288), (6, 2582740), (8, 1937055), (10, 1549644), (12, 1291370), (15, 1033096), (20, 774822), (24, 645685), (29, 534360), (30, 516548), (40, 387411), (58, 267180), (60, 258274), (61, 254040), (73, 212280), (87, 178120), (116, 133590), (120, 129137), (122, 127020), (145, 106872), (146, 106140), (174, 89060), (183, 84680), (219, 70760), (232, 66795), (244, 63510), (290, 53436), (292, 53070), (305, 50808), (348, 44530), (365, 42456), (366, 42340), (435, 35624), (438, 35380), (488, 31755), (580, 26718), (584, 26535), (610, 25404), (696, 22265), (730, 21228), (732, 21170), (870, 17812), (876, 17690), (915, 16936), (1095, 14152), (1160, 13359), (1220, 12702), (1460, 10614), (1464, 10585), (1740, 8906), (1752, 8845), (1769, 8760), (1830, 8468), (2117, 7320), (2190, 7076), (2440, 6351), (2920, 5307), (3480, 4453), (3538, 4380), (3660, 4234)]