77967480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20959}}^1$

素因数の和:21004

約数の個数: 64

約数和(自身を含む): 241459200

約数和(自身を除く): 163491720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 20959, 41918, 62877, 83836, 104795, 125754, 167672, 209590, 251508, 314385, 419180, 503016, 628770, 649729, 838360, 1257540, 1299458, 1949187, 2515080, 2598916, 3248645, 3898374, 5197832, 6497290, 7796748, 9745935, 12994580, 15593496, 19491870, 25989160, 38983740, 77967480]

約数ペア:

[(1, 77967480), (2, 38983740), (3, 25989160), (4, 19491870), (5, 15593496), (6, 12994580), (8, 9745935), (10, 7796748), (12, 6497290), (15, 5197832), (20, 3898374), (24, 3248645), (30, 2598916), (31, 2515080), (40, 1949187), (60, 1299458), (62, 1257540), (93, 838360), (120, 649729), (124, 628770), (155, 503016), (186, 419180), (248, 314385), (310, 251508), (372, 209590), (465, 167672), (620, 125754), (744, 104795), (930, 83836), (1240, 62877), (1860, 41918), (3720, 20959)]