12978645720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1215229}}^1$

素因数の和:1215332

約数の個数: 64

約数和(自身を含む): 39373452000

約数和(自身を除く): 26394806280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 1215229, 2430458, 3645687, 4860916, 6076145, 7291374, 9721832, 12152290, 14582748, 18228435, 24304580, 29165496, 36456870, 48609160, 72913740, 108155381, 145827480, 216310762, 324466143, 432621524, 540776905, 648932286, 865243048, 1081553810, 1297864572, 1622330715, 2163107620, 2595729144, 3244661430, 4326215240, 6489322860, 12978645720]

約数ペア:

[(1, 12978645720), (2, 6489322860), (3, 4326215240), (4, 3244661430), (5, 2595729144), (6, 2163107620), (8, 1622330715), (10, 1297864572), (12, 1081553810), (15, 865243048), (20, 648932286), (24, 540776905), (30, 432621524), (40, 324466143), (60, 216310762), (89, 145827480), (120, 108155381), (178, 72913740), (267, 48609160), (356, 36456870), (445, 29165496), (534, 24304580), (712, 18228435), (890, 14582748), (1068, 12152290), (1335, 9721832), (1780, 7291374), (2136, 6076145), (2670, 4860916), (3560, 3645687), (5340, 2430458), (10680, 1215229)]