142723173640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2281}}^1\times {\mathrm{15187}}^1$

素因数の和:17582

約数の個数: 64

約数和(自身を含む): 324408389760

約数和(自身を除く): 181685216120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2281, 4120, 4562, 9124, 11405, 15187, 18248, 22810, 30374, 45620, 60748, 75935, 91240, 121496, 151870, 234943, 303740, 469886, 607480, 939772, 1174715, 1564261, 1879544, 2349430, 3128522, 4698860, 6257044, 7821305, 9397720, 12514088, 15642610, 31285220, 34641547, 62570440, 69283094, 138566188, 173207735, 277132376, 346415470, 692830940, 1385661880, 3568079341, 7136158682, 14272317364, 17840396705, 28544634728, 35680793410, 71361586820, 142723173640]

約数ペア:

[(1, 142723173640), (2, 71361586820), (4, 35680793410), (5, 28544634728), (8, 17840396705), (10, 14272317364), (20, 7136158682), (40, 3568079341), (103, 1385661880), (206, 692830940), (412, 346415470), (515, 277132376), (824, 173207735), (1030, 138566188), (2060, 69283094), (2281, 62570440), (4120, 34641547), (4562, 31285220), (9124, 15642610), (11405, 12514088), (15187, 9397720), (18248, 7821305), (22810, 6257044), (30374, 4698860), (45620, 3128522), (60748, 2349430), (75935, 1879544), (91240, 1564261), (121496, 1174715), (151870, 939772), (234943, 607480), (303740, 469886)]