135931280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{929}}^1$

素因数の和:1032

約数の個数: 80

約数和(自身を含む): 332121600

約数和(自身を除く): 196190320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 472, 496, 590, 620, 929, 944, 1180, 1240, 1829, 1858, 2360, 2480, 3658, 3716, 4645, 4720, 7316, 7432, 9145, 9290, 14632, 14864, 18290, 18580, 28799, 29264, 36580, 37160, 54811, 57598, 73160, 74320, 109622, 115196, 143995, 146320, 219244, 230392, 274055, 287990, 438488, 460784, 548110, 575980, 876976, 1096220, 1151960, 1699141, 2192440, 2303920, 3398282, 4384880, 6796564, 8495705, 13593128, 16991410, 27186256, 33982820, 67965640, 135931280]

約数ペア:

[(1, 135931280), (2, 67965640), (4, 33982820), (5, 27186256), (8, 16991410), (10, 13593128), (16, 8495705), (20, 6796564), (31, 4384880), (40, 3398282), (59, 2303920), (62, 2192440), (80, 1699141), (118, 1151960), (124, 1096220), (155, 876976), (236, 575980), (248, 548110), (295, 460784), (310, 438488), (472, 287990), (496, 274055), (590, 230392), (620, 219244), (929, 146320), (944, 143995), (1180, 115196), (1240, 109622), (1829, 74320), (1858, 73160), (2360, 57598), (2480, 54811), (3658, 37160), (3716, 36580), (4645, 29264), (4720, 28799), (7316, 18580), (7432, 18290), (9145, 14864), (9290, 14632)]