77791920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11177}}^1$

素因数の和:11222

約数の個数: 80

約数和(自身を含む): 249492960

約数和(自身を除く): 171701040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 11177, 22354, 33531, 44708, 55885, 67062, 89416, 111770, 134124, 167655, 178832, 223540, 268248, 324133, 335310, 447080, 536496, 648266, 670620, 894160, 972399, 1296532, 1341240, 1620665, 1944798, 2593064, 2682480, 3241330, 3889596, 4861995, 5186128, 6482660, 7779192, 9723990, 12965320, 15558384, 19447980, 25930640, 38895960, 77791920]

約数ペア:

[(1, 77791920), (2, 38895960), (3, 25930640), (4, 19447980), (5, 15558384), (6, 12965320), (8, 9723990), (10, 7779192), (12, 6482660), (15, 5186128), (16, 4861995), (20, 3889596), (24, 3241330), (29, 2682480), (30, 2593064), (40, 1944798), (48, 1620665), (58, 1341240), (60, 1296532), (80, 972399), (87, 894160), (116, 670620), (120, 648266), (145, 536496), (174, 447080), (232, 335310), (240, 324133), (290, 268248), (348, 223540), (435, 178832), (464, 167655), (580, 134124), (696, 111770), (870, 89416), (1160, 67062), (1392, 55885), (1740, 44708), (2320, 33531), (3480, 22354), (6960, 11177)]