138272680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37987}}^1$

素因数の和:38018

約数の個数: 64

約数和(自身を含む): 382919040

約数和(自身を除く): 244646360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 37987, 75974, 151948, 189935, 265909, 303896, 379870, 493831, 531818, 759740, 987662, 1063636, 1329545, 1519480, 1975324, 2127272, 2469155, 2659090, 3456817, 3950648, 4938310, 5318180, 6913634, 9876620, 10636360, 13827268, 17284085, 19753240, 27654536, 34568170, 69136340, 138272680]

約数ペア:

[(1, 138272680), (2, 69136340), (4, 34568170), (5, 27654536), (7, 19753240), (8, 17284085), (10, 13827268), (13, 10636360), (14, 9876620), (20, 6913634), (26, 5318180), (28, 4938310), (35, 3950648), (40, 3456817), (52, 2659090), (56, 2469155), (65, 2127272), (70, 1975324), (91, 1519480), (104, 1329545), (130, 1063636), (140, 987662), (182, 759740), (260, 531818), (280, 493831), (364, 379870), (455, 303896), (520, 265909), (728, 189935), (910, 151948), (1820, 75974), (3640, 37987)]