144025880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 334666080

約数和(自身を除く): 190640200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 67, 122, 134, 244, 268, 305, 335, 488, 536, 610, 670, 881, 1220, 1340, 1762, 2440, 2680, 3524, 4087, 4405, 7048, 8174, 8810, 16348, 17620, 20435, 32696, 35240, 40870, 53741, 59027, 81740, 107482, 118054, 163480, 214964, 236108, 268705, 295135, 429928, 472216, 537410, 590270, 1074820, 1180540, 2149640, 2361080, 3600647, 7201294, 14402588, 18003235, 28805176, 36006470, 72012940, 144025880]

約数ペア:

[(1, 144025880), (2, 72012940), (4, 36006470), (5, 28805176), (8, 18003235), (10, 14402588), (20, 7201294), (40, 3600647), (61, 2361080), (67, 2149640), (122, 1180540), (134, 1074820), (244, 590270), (268, 537410), (305, 472216), (335, 429928), (488, 295135), (536, 268705), (610, 236108), (670, 214964), (881, 163480), (1220, 118054), (1340, 107482), (1762, 81740), (2440, 59027), (2680, 53741), (3524, 40870), (4087, 35240), (4405, 32696), (7048, 20435), (8174, 17620), (8810, 16348)]