220342530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1851

約数の個数: 64

約数和(自身を含む): 554957568

約数和(自身を除く): 334615038

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 197, 230, 345, 394, 591, 690, 985, 1182, 1621, 1970, 2955, 3242, 4531, 4863, 5910, 8105, 9062, 9726, 13593, 16210, 22655, 24315, 27186, 37283, 45310, 48630, 67965, 74566, 111849, 135930, 186415, 223698, 319337, 372830, 559245, 638674, 958011, 1118490, 1596685, 1916022, 3193370, 4790055, 7344751, 9580110, 14689502, 22034253, 36723755, 44068506, 73447510, 110171265, 220342530]

約数ペア:

[(1, 220342530), (2, 110171265), (3, 73447510), (5, 44068506), (6, 36723755), (10, 22034253), (15, 14689502), (23, 9580110), (30, 7344751), (46, 4790055), (69, 3193370), (115, 1916022), (138, 1596685), (197, 1118490), (230, 958011), (345, 638674), (394, 559245), (591, 372830), (690, 319337), (985, 223698), (1182, 186415), (1621, 135930), (1970, 111849), (2955, 74566), (3242, 67965), (4531, 48630), (4863, 45310), (5910, 37283), (8105, 27186), (9062, 24315), (9726, 22655), (13593, 16210)]