642415770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{8329}}^1$

素因数の和:9199

約数の個数: 48

約数和(自身を含む): 1672430760

約数和(自身を除く): 1030014990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 857, 1714, 2571, 4285, 5142, 7713, 8329, 8570, 12855, 15426, 16658, 24987, 25710, 38565, 41645, 49974, 74961, 77130, 83290, 124935, 149922, 249870, 374805, 749610, 7137953, 14275906, 21413859, 35689765, 42827718, 64241577, 71379530, 107069295, 128483154, 214138590, 321207885, 642415770]

約数ペア:

[(1, 642415770), (2, 321207885), (3, 214138590), (5, 128483154), (6, 107069295), (9, 71379530), (10, 64241577), (15, 42827718), (18, 35689765), (30, 21413859), (45, 14275906), (90, 7137953), (857, 749610), (1714, 374805), (2571, 249870), (4285, 149922), (5142, 124935), (7713, 83290), (8329, 77130), (8570, 74961), (12855, 49974), (15426, 41645), (16658, 38565), (24987, 25710)]