78648444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{677}}^1$

素因数の和:1155

約数の個数: 72

約数和(自身を含む): 228035808

約数和(自身を除く): 149387364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 461, 677, 922, 1354, 1383, 1844, 2031, 2708, 2766, 3227, 4062, 4149, 4739, 5532, 6093, 6454, 8124, 8298, 9478, 9681, 12186, 12908, 14217, 16596, 18956, 19362, 24372, 28434, 29043, 38724, 42651, 56868, 58086, 85302, 116172, 170604, 312097, 624194, 936291, 1248388, 1872582, 2184679, 2808873, 3745164, 4369358, 5617746, 6554037, 8738716, 11235492, 13108074, 19662111, 26216148, 39324222, 78648444]

約数ペア:

[(1, 78648444), (2, 39324222), (3, 26216148), (4, 19662111), (6, 13108074), (7, 11235492), (9, 8738716), (12, 6554037), (14, 5617746), (18, 4369358), (21, 3745164), (28, 2808873), (36, 2184679), (42, 1872582), (63, 1248388), (84, 936291), (126, 624194), (252, 312097), (461, 170604), (677, 116172), (922, 85302), (1354, 58086), (1383, 56868), (1844, 42651), (2031, 38724), (2708, 29043), (2766, 28434), (3227, 24372), (4062, 19362), (4149, 18956), (4739, 16596), (5532, 14217), (6093, 12908), (6454, 12186), (8124, 9681), (8298, 9478)]