1019784720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223637}}^1$

素因数の和:223672

約数の個数: 80

約数和(自身を含む): 3327733440

約数和(自身を除く): 2307948720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 223637, 447274, 670911, 894548, 1118185, 1341822, 1789096, 2236370, 2683644, 3354555, 3578192, 4249103, 4472740, 5367288, 6709110, 8498206, 8945480, 10734576, 12747309, 13418220, 16996412, 17890960, 21245515, 25494618, 26836440, 33992824, 42491030, 50989236, 53672880, 63736545, 67985648, 84982060, 101978472, 127473090, 169964120, 203956944, 254946180, 339928240, 509892360, 1019784720]

約数ペア:

[(1, 1019784720), (2, 509892360), (3, 339928240), (4, 254946180), (5, 203956944), (6, 169964120), (8, 127473090), (10, 101978472), (12, 84982060), (15, 67985648), (16, 63736545), (19, 53672880), (20, 50989236), (24, 42491030), (30, 33992824), (38, 26836440), (40, 25494618), (48, 21245515), (57, 17890960), (60, 16996412), (76, 13418220), (80, 12747309), (95, 10734576), (114, 8945480), (120, 8498206), (152, 6709110), (190, 5367288), (228, 4472740), (240, 4249103), (285, 3578192), (304, 3354555), (380, 2683644), (456, 2236370), (570, 1789096), (760, 1341822), (912, 1118185), (1140, 894548), (1520, 670911), (2280, 447274), (4560, 223637)]