128744570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1733}}^1$

素因数の和:1799

約数の個数: 64

約数和(自身を含む): 269671680

約数和(自身を除く): 140927110

約数列:

[1, 2, 5, 10, 17, 19, 23, 34, 38, 46, 85, 95, 115, 170, 190, 230, 323, 391, 437, 646, 782, 874, 1615, 1733, 1955, 2185, 3230, 3466, 3910, 4370, 7429, 8665, 14858, 17330, 29461, 32927, 37145, 39859, 58922, 65854, 74290, 79718, 147305, 164635, 199295, 294610, 329270, 398590, 559759, 677603, 757321, 1119518, 1355206, 1514642, 2798795, 3388015, 3786605, 5597590, 6776030, 7573210, 12874457, 25748914, 64372285, 128744570]

約数ペア:

[(1, 128744570), (2, 64372285), (5, 25748914), (10, 12874457), (17, 7573210), (19, 6776030), (23, 5597590), (34, 3786605), (38, 3388015), (46, 2798795), (85, 1514642), (95, 1355206), (115, 1119518), (170, 757321), (190, 677603), (230, 559759), (323, 398590), (391, 329270), (437, 294610), (646, 199295), (782, 164635), (874, 147305), (1615, 79718), (1733, 74290), (1955, 65854), (2185, 58922), (3230, 39859), (3466, 37145), (3910, 32927), (4370, 29461), (7429, 17330), (8665, 14858)]