1487996820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{10069}}^1$

素因数の和:10905

約数の個数: 72

約数和(自身を含む): 4519536840

約数和(自身を除く): 3031540020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 821, 1642, 2463, 3284, 4105, 4926, 7389, 8210, 9852, 10069, 12315, 14778, 16420, 20138, 24630, 29556, 30207, 36945, 40276, 49260, 50345, 60414, 73890, 90621, 100690, 120828, 147780, 151035, 181242, 201380, 302070, 362484, 453105, 604140, 906210, 1812420, 8266649, 16533298, 24799947, 33066596, 41333245, 49599894, 74399841, 82666490, 99199788, 123999735, 148799682, 165332980, 247999470, 297599364, 371999205, 495998940, 743998410, 1487996820]

約数ペア:

[(1, 1487996820), (2, 743998410), (3, 495998940), (4, 371999205), (5, 297599364), (6, 247999470), (9, 165332980), (10, 148799682), (12, 123999735), (15, 99199788), (18, 82666490), (20, 74399841), (30, 49599894), (36, 41333245), (45, 33066596), (60, 24799947), (90, 16533298), (180, 8266649), (821, 1812420), (1642, 906210), (2463, 604140), (3284, 453105), (4105, 362484), (4926, 302070), (7389, 201380), (8210, 181242), (9852, 151035), (10069, 147780), (12315, 120828), (14778, 100690), (16420, 90621), (20138, 73890), (24630, 60414), (29556, 50345), (30207, 49260), (36945, 40276)]