1209203744

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{18679}}^1$

素因数の和:18730

約数の個数: 72

約数和(自身を含む): 2890319040

約数和(自身を除く): 1681115296

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 476, 544, 578, 952, 1156, 1904, 2023, 2312, 3808, 4046, 4624, 8092, 9248, 16184, 18679, 32368, 37358, 64736, 74716, 130753, 149432, 261506, 298864, 317543, 523012, 597728, 635086, 1046024, 1270172, 2092048, 2222801, 2540344, 4184096, 4445602, 5080688, 5398231, 8891204, 10161376, 10796462, 17782408, 21592924, 35564816, 37787617, 43185848, 71129632, 75575234, 86371696, 151150468, 172743392, 302300936, 604601872, 1209203744]

約数ペア:

[(1, 1209203744), (2, 604601872), (4, 302300936), (7, 172743392), (8, 151150468), (14, 86371696), (16, 75575234), (17, 71129632), (28, 43185848), (32, 37787617), (34, 35564816), (56, 21592924), (68, 17782408), (112, 10796462), (119, 10161376), (136, 8891204), (224, 5398231), (238, 5080688), (272, 4445602), (289, 4184096), (476, 2540344), (544, 2222801), (578, 2092048), (952, 1270172), (1156, 1046024), (1904, 635086), (2023, 597728), (2312, 523012), (3808, 317543), (4046, 298864), (4624, 261506), (8092, 149432), (9248, 130753), (16184, 74716), (18679, 64736), (32368, 37358)]