30781620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19001}}^1$

素因数の和:19022

約数の個数: 60

約数和(自身を含む): 96568164

約数和(自身を除く): 65786544

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 19001, 38002, 57003, 76004, 95005, 114006, 171009, 190010, 228012, 285015, 342018, 380020, 513027, 570030, 684036, 855045, 1026054, 1140060, 1539081, 1710090, 2052108, 2565135, 3078162, 3420180, 5130270, 6156324, 7695405, 10260540, 15390810, 30781620]

約数ペア:

[(1, 30781620), (2, 15390810), (3, 10260540), (4, 7695405), (5, 6156324), (6, 5130270), (9, 3420180), (10, 3078162), (12, 2565135), (15, 2052108), (18, 1710090), (20, 1539081), (27, 1140060), (30, 1026054), (36, 855045), (45, 684036), (54, 570030), (60, 513027), (81, 380020), (90, 342018), (108, 285015), (135, 228012), (162, 190010), (180, 171009), (270, 114006), (324, 95005), (405, 76004), (540, 57003), (810, 38002), (1620, 19001)]