80214360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21563}}^1$

素因数の和:21608

約数の個数: 64

約数和(自身を含む): 248417280

約数和(自身を除く): 168202920

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, 21563, 43126, 64689, 86252, 107815, 129378, 172504, 215630, 258756, 323445, 431260, 517512, 646890, 668453, 862520, 1293780, 1336906, 2005359, 2587560, 2673812, 3342265, 4010718, 5347624, 6684530, 8021436, 10026795, 13369060, 16042872, 20053590, 26738120, 40107180, 80214360]

約数ペア:

[(1, 80214360), (2, 40107180), (3, 26738120), (4, 20053590), (5, 16042872), (6, 13369060), (8, 10026795), (10, 8021436), (12, 6684530), (15, 5347624), (20, 4010718), (24, 3342265), (30, 2673812), (31, 2587560), (40, 2005359), (60, 1336906), (62, 1293780), (93, 862520), (120, 668453), (124, 646890), (155, 517512), (186, 431260), (248, 323445), (310, 258756), (372, 215630), (465, 172504), (620, 129378), (744, 107815), (930, 86252), (1240, 64689), (1860, 43126), (3720, 21563)]