639440160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{1332167}}^1$

素因数の和:1332185

約数の個数: 48

約数和(自身を含む): 2014238016

約数和(自身を除く): 1374797856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 1332167, 2664334, 3996501, 5328668, 6660835, 7993002, 10657336, 13321670, 15986004, 19982505, 21314672, 26643340, 31972008, 39965010, 42629344, 53286680, 63944016, 79930020, 106573360, 127888032, 159860040, 213146720, 319720080, 639440160]

約数ペア:

[(1, 639440160), (2, 319720080), (3, 213146720), (4, 159860040), (5, 127888032), (6, 106573360), (8, 79930020), (10, 63944016), (12, 53286680), (15, 42629344), (16, 39965010), (20, 31972008), (24, 26643340), (30, 21314672), (32, 19982505), (40, 15986004), (48, 13321670), (60, 10657336), (80, 7993002), (96, 6660835), (120, 5328668), (160, 3996501), (240, 2664334), (480, 1332167)]