154960984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{18679}}^1$

素因数の和:18763

約数の個数: 32

約数和(自身を含む): 312703200

約数和(自身を除く): 157742216

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 4148, 8296, 18679, 37358, 74716, 149432, 317543, 635086, 1139419, 1270172, 2278838, 2540344, 4557676, 9115352, 19370123, 38740246, 77480492, 154960984]

約数ペア:

[(1, 154960984), (2, 77480492), (4, 38740246), (8, 19370123), (17, 9115352), (34, 4557676), (61, 2540344), (68, 2278838), (122, 1270172), (136, 1139419), (244, 635086), (488, 317543), (1037, 149432), (2074, 74716), (4148, 37358), (8296, 18679)]