77436660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{26339}}^1$

素因数の和:26365

約数の個数: 72

約数和(自身を含む): 252231840

約数和(自身を除く): 174795180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 26339, 52678, 79017, 105356, 131695, 158034, 184373, 263390, 316068, 368746, 395085, 526780, 553119, 737492, 790170, 921865, 1106238, 1290611, 1580340, 1843730, 2212476, 2581222, 2765595, 3687460, 3871833, 5162444, 5531190, 6453055, 7743666, 11062380, 12906110, 15487332, 19359165, 25812220, 38718330, 77436660]

約数ペア:

[(1, 77436660), (2, 38718330), (3, 25812220), (4, 19359165), (5, 15487332), (6, 12906110), (7, 11062380), (10, 7743666), (12, 6453055), (14, 5531190), (15, 5162444), (20, 3871833), (21, 3687460), (28, 2765595), (30, 2581222), (35, 2212476), (42, 1843730), (49, 1580340), (60, 1290611), (70, 1106238), (84, 921865), (98, 790170), (105, 737492), (140, 553119), (147, 526780), (196, 395085), (210, 368746), (245, 316068), (294, 263390), (420, 184373), (490, 158034), (588, 131695), (735, 105356), (980, 79017), (1470, 52678), (2940, 26339)]