140551520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:748

約数の個数: 96

約数和(自身を含む): 351267840

約数和(自身を除く): 210716320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 215, 248, 310, 344, 430, 496, 620, 659, 688, 860, 992, 1240, 1318, 1333, 1376, 1720, 2480, 2636, 2666, 3295, 3440, 4960, 5272, 5332, 6590, 6665, 6880, 10544, 10664, 13180, 13330, 20429, 21088, 21328, 26360, 26660, 28337, 40858, 42656, 52720, 53320, 56674, 81716, 102145, 105440, 106640, 113348, 141685, 163432, 204290, 213280, 226696, 283370, 326864, 408580, 453392, 566740, 653728, 817160, 878447, 906784, 1133480, 1634320, 1756894, 2266960, 3268640, 3513788, 4392235, 4533920, 7027576, 8784470, 14055152, 17568940, 28110304, 35137880, 70275760, 140551520]

約数ペア:

[(1, 140551520), (2, 70275760), (4, 35137880), (5, 28110304), (8, 17568940), (10, 14055152), (16, 8784470), (20, 7027576), (31, 4533920), (32, 4392235), (40, 3513788), (43, 3268640), (62, 2266960), (80, 1756894), (86, 1634320), (124, 1133480), (155, 906784), (160, 878447), (172, 817160), (215, 653728), (248, 566740), (310, 453392), (344, 408580), (430, 326864), (496, 283370), (620, 226696), (659, 213280), (688, 204290), (860, 163432), (992, 141685), (1240, 113348), (1318, 106640), (1333, 105440), (1376, 102145), (1720, 81716), (2480, 56674), (2636, 53320), (2666, 52720), (3295, 42656), (3440, 40858), (4960, 28337), (5272, 26660), (5332, 26360), (6590, 21328), (6665, 21088), (6880, 20429), (10544, 13330), (10664, 13180)]