90198270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1549}}^1$

素因数の和:2209

約数の個数: 48

約数和(自身を含む): 235029600

約数和(自身を除く): 144831330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 647, 1294, 1549, 1941, 3098, 3235, 3882, 4647, 5823, 6470, 7745, 9294, 9705, 11646, 13941, 15490, 19410, 23235, 27882, 29115, 46470, 58230, 69705, 139410, 1002203, 2004406, 3006609, 5011015, 6013218, 9019827, 10022030, 15033045, 18039654, 30066090, 45099135, 90198270]

約数ペア:

[(1, 90198270), (2, 45099135), (3, 30066090), (5, 18039654), (6, 15033045), (9, 10022030), (10, 9019827), (15, 6013218), (18, 5011015), (30, 3006609), (45, 2004406), (90, 1002203), (647, 139410), (1294, 69705), (1549, 58230), (1941, 46470), (3098, 29115), (3235, 27882), (3882, 23235), (4647, 19410), (5823, 15490), (6470, 13941), (7745, 11646), (9294, 9705)]