27944820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8171}}^1$

素因数の和:8205

約数の個数: 72

約数和(自身を含む): 89238240

約数和(自身を除く): 61293420

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, 8171, 16342, 24513, 32684, 40855, 49026, 73539, 81710, 98052, 122565, 147078, 155249, 163420, 245130, 294156, 310498, 367695, 465747, 490260, 620996, 735390, 776245, 931494, 1397241, 1470780, 1552490, 1862988, 2328735, 2794482, 3104980, 4657470, 5588964, 6986205, 9314940, 13972410, 27944820]

約数ペア:

[(1, 27944820), (2, 13972410), (3, 9314940), (4, 6986205), (5, 5588964), (6, 4657470), (9, 3104980), (10, 2794482), (12, 2328735), (15, 1862988), (18, 1552490), (19, 1470780), (20, 1397241), (30, 931494), (36, 776245), (38, 735390), (45, 620996), (57, 490260), (60, 465747), (76, 367695), (90, 310498), (95, 294156), (114, 245130), (171, 163420), (180, 155249), (190, 147078), (228, 122565), (285, 98052), (342, 81710), (380, 73539), (570, 49026), (684, 40855), (855, 32684), (1140, 24513), (1710, 16342), (3420, 8171)]