847176720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20887}}^1$

素因数の和:20929

約数の個数: 120

約数和(自身を含む): 2843942976

約数和(自身を除く): 1996766256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 8112, 10140, 13520, 20280, 20887, 40560, 41774, 62661, 83548, 104435, 125322, 167096, 208870, 250644, 271531, 313305, 334192, 417740, 501288, 543062, 626610, 814593, 835480, 1002576, 1086124, 1253220, 1357655, 1629186, 1670960, 2172248, 2506440, 2715310, 3258372, 3529903, 4072965, 4344496, 5012880, 5430620, 6516744, 7059806, 8145930, 10589709, 10861240, 13033488, 14119612, 16291860, 17649515, 21179418, 21722480, 28239224, 32583720, 35299030, 42358836, 52948545, 56478448, 65167440, 70598060, 84717672, 105897090, 141196120, 169435344, 211794180, 282392240, 423588360, 847176720]

約数ペア:

[(1, 847176720), (2, 423588360), (3, 282392240), (4, 211794180), (5, 169435344), (6, 141196120), (8, 105897090), (10, 84717672), (12, 70598060), (13, 65167440), (15, 56478448), (16, 52948545), (20, 42358836), (24, 35299030), (26, 32583720), (30, 28239224), (39, 21722480), (40, 21179418), (48, 17649515), (52, 16291860), (60, 14119612), (65, 13033488), (78, 10861240), (80, 10589709), (104, 8145930), (120, 7059806), (130, 6516744), (156, 5430620), (169, 5012880), (195, 4344496), (208, 4072965), (240, 3529903), (260, 3258372), (312, 2715310), (338, 2506440), (390, 2172248), (507, 1670960), (520, 1629186), (624, 1357655), (676, 1253220), (780, 1086124), (845, 1002576), (1014, 835480), (1040, 814593), (1352, 626610), (1560, 543062), (1690, 501288), (2028, 417740), (2535, 334192), (2704, 313305), (3120, 271531), (3380, 250644), (4056, 208870), (5070, 167096), (6760, 125322), (8112, 104435), (10140, 83548), (13520, 62661), (20280, 41774), (20887, 40560)]