15682980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13757}}^1$

素因数の和:13788

約数の個数: 48

約数和(自身を含む): 46226880

約数和(自身を除く): 30543900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 13757, 27514, 41271, 55028, 68785, 82542, 137570, 165084, 206355, 261383, 275140, 412710, 522766, 784149, 825420, 1045532, 1306915, 1568298, 2613830, 3136596, 3920745, 5227660, 7841490, 15682980]

約数ペア:

[(1, 15682980), (2, 7841490), (3, 5227660), (4, 3920745), (5, 3136596), (6, 2613830), (10, 1568298), (12, 1306915), (15, 1045532), (19, 825420), (20, 784149), (30, 522766), (38, 412710), (57, 275140), (60, 261383), (76, 206355), (95, 165084), (114, 137570), (190, 82542), (228, 68785), (285, 55028), (380, 41271), (570, 27514), (1140, 13757)]