2829780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 8736000

約数和(自身を除く): 5906220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 199, 237, 316, 395, 398, 474, 597, 711, 790, 796, 948, 995, 1185, 1194, 1422, 1580, 1791, 1990, 2370, 2388, 2844, 2985, 3555, 3582, 3980, 4740, 5970, 7110, 7164, 8955, 11940, 14220, 15721, 17910, 31442, 35820, 47163, 62884, 78605, 94326, 141489, 157210, 188652, 235815, 282978, 314420, 471630, 565956, 707445, 943260, 1414890, 2829780]

約数ペア:

[(1, 2829780), (2, 1414890), (3, 943260), (4, 707445), (5, 565956), (6, 471630), (9, 314420), (10, 282978), (12, 235815), (15, 188652), (18, 157210), (20, 141489), (30, 94326), (36, 78605), (45, 62884), (60, 47163), (79, 35820), (90, 31442), (158, 17910), (180, 15721), (199, 14220), (237, 11940), (316, 8955), (395, 7164), (398, 7110), (474, 5970), (597, 4740), (711, 3980), (790, 3582), (796, 3555), (948, 2985), (995, 2844), (1185, 2388), (1194, 2370), (1422, 1990), (1580, 1791)]