72054420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19687}}^1$

素因数の和:19760

約数の個数: 48

約数和(自身を含む): 205070208

約数和(自身を除く): 133015788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 19687, 39374, 59061, 78748, 98435, 118122, 196870, 236244, 295305, 393740, 590610, 1181220, 1200907, 2401814, 3602721, 4803628, 6004535, 7205442, 12009070, 14410884, 18013605, 24018140, 36027210, 72054420]

約数ペア:

[(1, 72054420), (2, 36027210), (3, 24018140), (4, 18013605), (5, 14410884), (6, 12009070), (10, 7205442), (12, 6004535), (15, 4803628), (20, 3602721), (30, 2401814), (60, 1200907), (61, 1181220), (122, 590610), (183, 393740), (244, 295305), (305, 236244), (366, 196870), (610, 118122), (732, 98435), (915, 78748), (1220, 59061), (1830, 39374), (3660, 19687)]