680097210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{91781}}^1$

素因数の和:91823

約数の個数: 64

約数和(自身を含む): 1850325120

約数和(自身を除く): 1170227910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 91781, 183562, 275343, 458905, 550686, 917810, 1193153, 1376715, 1743839, 2386306, 2753430, 3487678, 3579459, 5231517, 5965765, 7158918, 8719195, 10463034, 11931530, 17438390, 17897295, 22669907, 26157585, 35794590, 45339814, 52315170, 68009721, 113349535, 136019442, 226699070, 340048605, 680097210]

約数ペア:

[(1, 680097210), (2, 340048605), (3, 226699070), (5, 136019442), (6, 113349535), (10, 68009721), (13, 52315170), (15, 45339814), (19, 35794590), (26, 26157585), (30, 22669907), (38, 17897295), (39, 17438390), (57, 11931530), (65, 10463034), (78, 8719195), (95, 7158918), (114, 5965765), (130, 5231517), (190, 3579459), (195, 3487678), (247, 2753430), (285, 2386306), (390, 1743839), (494, 1376715), (570, 1193153), (741, 917810), (1235, 550686), (1482, 458905), (2470, 275343), (3705, 183562), (7410, 91781)]