161612480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1399}}^1$

素因数の和:1454

約数の個数: 84

約数和(自身を含む): 406450800

約数和(自身を除く): 244838320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 361, 380, 608, 722, 760, 1216, 1399, 1444, 1520, 1805, 2798, 2888, 3040, 3610, 5596, 5776, 6080, 6995, 7220, 11192, 11552, 13990, 14440, 22384, 23104, 26581, 27980, 28880, 44768, 53162, 55960, 57760, 89536, 106324, 111920, 115520, 132905, 212648, 223840, 265810, 425296, 447680, 505039, 531620, 850592, 1010078, 1063240, 1701184, 2020156, 2126480, 2525195, 4040312, 4252960, 5050390, 8080624, 8505920, 10100780, 16161248, 20201560, 32322496, 40403120, 80806240, 161612480]

約数ペア:

[(1, 161612480), (2, 80806240), (4, 40403120), (5, 32322496), (8, 20201560), (10, 16161248), (16, 10100780), (19, 8505920), (20, 8080624), (32, 5050390), (38, 4252960), (40, 4040312), (64, 2525195), (76, 2126480), (80, 2020156), (95, 1701184), (152, 1063240), (160, 1010078), (190, 850592), (304, 531620), (320, 505039), (361, 447680), (380, 425296), (608, 265810), (722, 223840), (760, 212648), (1216, 132905), (1399, 115520), (1444, 111920), (1520, 106324), (1805, 89536), (2798, 57760), (2888, 55960), (3040, 53162), (3610, 44768), (5596, 28880), (5776, 27980), (6080, 26581), (6995, 23104), (7220, 22384), (11192, 14440), (11552, 13990)]