178753140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52267}}^1$

素因数の和:52301

約数の個数: 72

約数和(自身を含む): 570766560

約数和(自身を除く): 392013420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 52267, 104534, 156801, 209068, 261335, 313602, 470403, 522670, 627204, 784005, 940806, 993073, 1045340, 1568010, 1881612, 1986146, 2352015, 2979219, 3136020, 3972292, 4704030, 4965365, 5958438, 8937657, 9408060, 9930730, 11916876, 14896095, 17875314, 19861460, 29792190, 35750628, 44688285, 59584380, 89376570, 178753140]

約数ペア:

[(1, 178753140), (2, 89376570), (3, 59584380), (4, 44688285), (5, 35750628), (6, 29792190), (9, 19861460), (10, 17875314), (12, 14896095), (15, 11916876), (18, 9930730), (19, 9408060), (20, 8937657), (30, 5958438), (36, 4965365), (38, 4704030), (45, 3972292), (57, 3136020), (60, 2979219), (76, 2352015), (90, 1986146), (95, 1881612), (114, 1568010), (171, 1045340), (180, 993073), (190, 940806), (228, 784005), (285, 627204), (342, 522670), (380, 470403), (570, 313602), (684, 261335), (855, 209068), (1140, 156801), (1710, 104534), (3420, 52267)]