84885540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3919}}^1$

素因数の和:3969

約数の個数: 72

約数和(自身を含む): 250911360

約数和(自身を除く): 166025820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 3919, 4332, 5415, 7220, 7838, 10830, 11757, 15676, 19595, 21660, 23514, 39190, 47028, 58785, 74461, 78380, 117570, 148922, 223383, 235140, 297844, 372305, 446766, 744610, 893532, 1116915, 1414759, 1489220, 2233830, 2829518, 4244277, 4467660, 5659036, 7073795, 8488554, 14147590, 16977108, 21221385, 28295180, 42442770, 84885540]

約数ペア:

[(1, 84885540), (2, 42442770), (3, 28295180), (4, 21221385), (5, 16977108), (6, 14147590), (10, 8488554), (12, 7073795), (15, 5659036), (19, 4467660), (20, 4244277), (30, 2829518), (38, 2233830), (57, 1489220), (60, 1414759), (76, 1116915), (95, 893532), (114, 744610), (190, 446766), (228, 372305), (285, 297844), (361, 235140), (380, 223383), (570, 148922), (722, 117570), (1083, 78380), (1140, 74461), (1444, 58785), (1805, 47028), (2166, 39190), (3610, 23514), (3919, 21660), (4332, 19595), (5415, 15676), (7220, 11757), (7838, 10830)]