109785880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 273715200

約数和(自身を除く): 163929320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 43, 58, 62, 71, 86, 116, 124, 142, 145, 155, 172, 215, 232, 248, 284, 290, 310, 344, 355, 430, 568, 580, 620, 710, 860, 899, 1160, 1240, 1247, 1333, 1420, 1720, 1798, 2059, 2201, 2494, 2666, 2840, 3053, 3596, 4118, 4402, 4495, 4988, 5332, 6106, 6235, 6665, 7192, 8236, 8804, 8990, 9976, 10295, 10664, 11005, 12212, 12470, 13330, 15265, 16472, 17608, 17980, 20590, 22010, 24424, 24940, 26660, 30530, 35960, 38657, 41180, 44020, 49880, 53320, 61060, 63829, 77314, 82360, 88040, 88537, 94643, 122120, 127658, 154628, 177074, 189286, 193285, 255316, 309256, 319145, 354148, 378572, 386570, 442685, 473215, 510632, 638290, 708296, 757144, 773140, 885370, 946430, 1276580, 1546280, 1770740, 1892860, 2553160, 2744647, 3541480, 3785720, 5489294, 10978588, 13723235, 21957176, 27446470, 54892940, 109785880]

約数ペア:

[(1, 109785880), (2, 54892940), (4, 27446470), (5, 21957176), (8, 13723235), (10, 10978588), (20, 5489294), (29, 3785720), (31, 3541480), (40, 2744647), (43, 2553160), (58, 1892860), (62, 1770740), (71, 1546280), (86, 1276580), (116, 946430), (124, 885370), (142, 773140), (145, 757144), (155, 708296), (172, 638290), (215, 510632), (232, 473215), (248, 442685), (284, 386570), (290, 378572), (310, 354148), (344, 319145), (355, 309256), (430, 255316), (568, 193285), (580, 189286), (620, 177074), (710, 154628), (860, 127658), (899, 122120), (1160, 94643), (1240, 88537), (1247, 88040), (1333, 82360), (1420, 77314), (1720, 63829), (1798, 61060), (2059, 53320), (2201, 49880), (2494, 44020), (2666, 41180), (2840, 38657), (3053, 35960), (3596, 30530), (4118, 26660), (4402, 24940), (4495, 24424), (4988, 22010), (5332, 20590), (6106, 17980), (6235, 17608), (6665, 16472), (7192, 15265), (8236, 13330), (8804, 12470), (8990, 12212), (9976, 11005), (10295, 10664)]