155907540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45587}}^1$

素因数の和:45621

約数の個数: 72

約数和(自身を含む): 497820960

約数和(自身を除く): 341913420

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, 45587, 91174, 136761, 182348, 227935, 273522, 410283, 455870, 547044, 683805, 820566, 866153, 911740, 1367610, 1641132, 1732306, 2051415, 2598459, 2735220, 3464612, 4102830, 4330765, 5196918, 7795377, 8205660, 8661530, 10393836, 12992295, 15590754, 17323060, 25984590, 31181508, 38976885, 51969180, 77953770, 155907540]

約数ペア:

[(1, 155907540), (2, 77953770), (3, 51969180), (4, 38976885), (5, 31181508), (6, 25984590), (9, 17323060), (10, 15590754), (12, 12992295), (15, 10393836), (18, 8661530), (19, 8205660), (20, 7795377), (30, 5196918), (36, 4330765), (38, 4102830), (45, 3464612), (57, 2735220), (60, 2598459), (76, 2051415), (90, 1732306), (95, 1641132), (114, 1367610), (171, 911740), (180, 866153), (190, 820566), (228, 683805), (285, 547044), (342, 455870), (380, 410283), (570, 273522), (684, 227935), (855, 182348), (1140, 136761), (1710, 91174), (3420, 45587)]