72199820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 190826496

約数和(自身を除く): 118626676

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 173, 220, 271, 308, 346, 385, 542, 692, 770, 865, 1084, 1211, 1355, 1540, 1730, 1897, 1903, 2422, 2710, 2981, 3460, 3794, 3806, 4844, 5420, 5962, 6055, 7588, 7612, 9485, 9515, 11924, 12110, 13321, 14905, 18970, 19030, 20867, 24220, 26642, 29810, 37940, 38060, 41734, 46883, 53284, 59620, 66605, 83468, 93766, 104335, 133210, 187532, 208670, 234415, 266420, 328181, 417340, 468830, 515713, 656362, 937660, 1031426, 1312724, 1640905, 2062852, 2578565, 3281810, 3609991, 5157130, 6563620, 7219982, 10314260, 14439964, 18049955, 36099910, 72199820]

約数ペア:

[(1, 72199820), (2, 36099910), (4, 18049955), (5, 14439964), (7, 10314260), (10, 7219982), (11, 6563620), (14, 5157130), (20, 3609991), (22, 3281810), (28, 2578565), (35, 2062852), (44, 1640905), (55, 1312724), (70, 1031426), (77, 937660), (110, 656362), (140, 515713), (154, 468830), (173, 417340), (220, 328181), (271, 266420), (308, 234415), (346, 208670), (385, 187532), (542, 133210), (692, 104335), (770, 93766), (865, 83468), (1084, 66605), (1211, 59620), (1355, 53284), (1540, 46883), (1730, 41734), (1897, 38060), (1903, 37940), (2422, 29810), (2710, 26642), (2981, 24220), (3460, 20867), (3794, 19030), (3806, 18970), (4844, 14905), (5420, 13321), (5962, 12110), (6055, 11924), (7588, 9515), (7612, 9485)]