19312380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3507

約数の個数: 72

約数和(自身を含む): 60488064

約数和(自身を除く): 41175684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3461, 5580, 6922, 10383, 13844, 17305, 20766, 31149, 34610, 41532, 51915, 62298, 69220, 103830, 107291, 124596, 155745, 207660, 214582, 311490, 321873, 429164, 536455, 622980, 643746, 965619, 1072910, 1287492, 1609365, 1931238, 2145820, 3218730, 3862476, 4828095, 6437460, 9656190, 19312380]

約数ペア:

[(1, 19312380), (2, 9656190), (3, 6437460), (4, 4828095), (5, 3862476), (6, 3218730), (9, 2145820), (10, 1931238), (12, 1609365), (15, 1287492), (18, 1072910), (20, 965619), (30, 643746), (31, 622980), (36, 536455), (45, 429164), (60, 321873), (62, 311490), (90, 214582), (93, 207660), (124, 155745), (155, 124596), (180, 107291), (186, 103830), (279, 69220), (310, 62298), (372, 51915), (465, 41532), (558, 34610), (620, 31149), (930, 20766), (1116, 17305), (1395, 13844), (1860, 10383), (2790, 6922), (3461, 5580)]