138528320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61843}}^1$

素因数の和:61867

約数の個数: 56

約数和(自身を含む): 377001024

約数和(自身を除く): 238472704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 61843, 123686, 247372, 309215, 432901, 494744, 618430, 865802, 989488, 1236860, 1731604, 1978976, 2164505, 2473720, 3463208, 3957952, 4329010, 4947440, 6926416, 8658020, 9894880, 13852832, 17316040, 19789760, 27705664, 34632080, 69264160, 138528320]

約数ペア:

[(1, 138528320), (2, 69264160), (4, 34632080), (5, 27705664), (7, 19789760), (8, 17316040), (10, 13852832), (14, 9894880), (16, 8658020), (20, 6926416), (28, 4947440), (32, 4329010), (35, 3957952), (40, 3463208), (56, 2473720), (64, 2164505), (70, 1978976), (80, 1731604), (112, 1236860), (140, 989488), (160, 865802), (224, 618430), (280, 494744), (320, 432901), (448, 309215), (560, 247372), (1120, 123686), (2240, 61843)]