15142880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 38320128

約数和(自身を除く): 23177248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 71, 80, 86, 124, 142, 155, 160, 172, 215, 248, 284, 310, 344, 355, 430, 496, 568, 620, 688, 710, 860, 992, 1136, 1240, 1333, 1376, 1420, 1720, 2201, 2272, 2480, 2666, 2840, 3053, 3440, 4402, 4960, 5332, 5680, 6106, 6665, 6880, 8804, 10664, 11005, 11360, 12212, 13330, 15265, 17608, 21328, 22010, 24424, 26660, 30530, 35216, 42656, 44020, 48848, 53320, 61060, 70432, 88040, 94643, 97696, 106640, 122120, 176080, 189286, 213280, 244240, 352160, 378572, 473215, 488480, 757144, 946430, 1514288, 1892860, 3028576, 3785720, 7571440, 15142880]

約数ペア:

[(1, 15142880), (2, 7571440), (4, 3785720), (5, 3028576), (8, 1892860), (10, 1514288), (16, 946430), (20, 757144), (31, 488480), (32, 473215), (40, 378572), (43, 352160), (62, 244240), (71, 213280), (80, 189286), (86, 176080), (124, 122120), (142, 106640), (155, 97696), (160, 94643), (172, 88040), (215, 70432), (248, 61060), (284, 53320), (310, 48848), (344, 44020), (355, 42656), (430, 35216), (496, 30530), (568, 26660), (620, 24424), (688, 22010), (710, 21328), (860, 17608), (992, 15265), (1136, 13330), (1240, 12212), (1333, 11360), (1376, 11005), (1420, 10664), (1720, 8804), (2201, 6880), (2272, 6665), (2480, 6106), (2666, 5680), (2840, 5332), (3053, 4960), (3440, 4402)]