1521540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 4717440

約数和(自身を除く): 3195900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 107, 158, 180, 214, 237, 316, 321, 395, 428, 474, 535, 642, 711, 790, 948, 963, 1070, 1185, 1284, 1422, 1580, 1605, 1926, 2140, 2370, 2844, 3210, 3555, 3852, 4740, 4815, 6420, 7110, 8453, 9630, 14220, 16906, 19260, 25359, 33812, 42265, 50718, 76077, 84530, 101436, 126795, 152154, 169060, 253590, 304308, 380385, 507180, 760770, 1521540]

約数ペア:

[(1, 1521540), (2, 760770), (3, 507180), (4, 380385), (5, 304308), (6, 253590), (9, 169060), (10, 152154), (12, 126795), (15, 101436), (18, 84530), (20, 76077), (30, 50718), (36, 42265), (45, 33812), (60, 25359), (79, 19260), (90, 16906), (107, 14220), (158, 9630), (180, 8453), (214, 7110), (237, 6420), (316, 4815), (321, 4740), (395, 3852), (428, 3555), (474, 3210), (535, 2844), (642, 2370), (711, 2140), (790, 1926), (948, 1605), (963, 1580), (1070, 1422), (1185, 1284)]