128446980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{57859}}^1$

素因数の和:57908

約数の個数: 48

約数和(自身を含む): 369378240

約数和(自身を除く): 240931260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 57859, 115718, 173577, 231436, 289295, 347154, 578590, 694308, 867885, 1157180, 1735770, 2140783, 3471540, 4281566, 6422349, 8563132, 10703915, 12844698, 21407830, 25689396, 32111745, 42815660, 64223490, 128446980]

約数ペア:

[(1, 128446980), (2, 64223490), (3, 42815660), (4, 32111745), (5, 25689396), (6, 21407830), (10, 12844698), (12, 10703915), (15, 8563132), (20, 6422349), (30, 4281566), (37, 3471540), (60, 2140783), (74, 1735770), (111, 1157180), (148, 867885), (185, 694308), (222, 578590), (370, 347154), (444, 289295), (555, 231436), (740, 173577), (1110, 115718), (2220, 57859)]