38385180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1993}}^1$

素因数の和:2115

約数の個数: 72

約数和(自身を含む): 117582192

約数和(自身を除く): 79197012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 1993, 2140, 3210, 3852, 3986, 4815, 5979, 6420, 7972, 9630, 9965, 11958, 17937, 19260, 19930, 23916, 29895, 35874, 39860, 59790, 71748, 89685, 119580, 179370, 213251, 358740, 426502, 639753, 853004, 1066255, 1279506, 1919259, 2132510, 2559012, 3198765, 3838518, 4265020, 6397530, 7677036, 9596295, 12795060, 19192590, 38385180]

約数ペア:

[(1, 38385180), (2, 19192590), (3, 12795060), (4, 9596295), (5, 7677036), (6, 6397530), (9, 4265020), (10, 3838518), (12, 3198765), (15, 2559012), (18, 2132510), (20, 1919259), (30, 1279506), (36, 1066255), (45, 853004), (60, 639753), (90, 426502), (107, 358740), (180, 213251), (214, 179370), (321, 119580), (428, 89685), (535, 71748), (642, 59790), (963, 39860), (1070, 35874), (1284, 29895), (1605, 23916), (1926, 19930), (1993, 19260), (2140, 17937), (3210, 11958), (3852, 9965), (3986, 9630), (4815, 7972), (5979, 6420)]