19812745440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{36887}}^1$

素因数の和:37281

約数の個数: 144

約数和(自身を含む): 67794094368

約数和(自身を除く): 47981348928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 373, 480, 720, 746, 1119, 1440, 1492, 1865, 2238, 2984, 3357, 3730, 4476, 5595, 5968, 6714, 7460, 8952, 11190, 11936, 13428, 14920, 16785, 17904, 22380, 26856, 29840, 33570, 35808, 36887, 44760, 53712, 59680, 67140, 73774, 89520, 107424, 110661, 134280, 147548, 179040, 184435, 221322, 268560, 295096, 331983, 368870, 442644, 537120, 553305, 590192, 663966, 737740, 885288, 1106610, 1180384, 1327932, 1475480, 1659915, 1770576, 2213220, 2655864, 2950960, 3319830, 3541152, 4426440, 5311728, 5901920, 6639660, 8852880, 10623456, 13279320, 13758851, 17705760, 26558640, 27517702, 41276553, 53117280, 55035404, 68794255, 82553106, 110070808, 123829659, 137588510, 165106212, 206382765, 220141616, 247659318, 275177020, 330212424, 412765530, 440283232, 495318636, 550354040, 619148295, 660424848, 825531060, 990637272, 1100708080, 1238296590, 1320849696, 1651062120, 1981274544, 2201416160, 2476593180, 3302124240, 3962549088, 4953186360, 6604248480, 9906372720, 19812745440]

約数ペア:

[(1, 19812745440), (2, 9906372720), (3, 6604248480), (4, 4953186360), (5, 3962549088), (6, 3302124240), (8, 2476593180), (9, 2201416160), (10, 1981274544), (12, 1651062120), (15, 1320849696), (16, 1238296590), (18, 1100708080), (20, 990637272), (24, 825531060), (30, 660424848), (32, 619148295), (36, 550354040), (40, 495318636), (45, 440283232), (48, 412765530), (60, 330212424), (72, 275177020), (80, 247659318), (90, 220141616), (96, 206382765), (120, 165106212), (144, 137588510), (160, 123829659), (180, 110070808), (240, 82553106), (288, 68794255), (360, 55035404), (373, 53117280), (480, 41276553), (720, 27517702), (746, 26558640), (1119, 17705760), (1440, 13758851), (1492, 13279320), (1865, 10623456), (2238, 8852880), (2984, 6639660), (3357, 5901920), (3730, 5311728), (4476, 4426440), (5595, 3541152), (5968, 3319830), (6714, 2950960), (7460, 2655864), (8952, 2213220), (11190, 1770576), (11936, 1659915), (13428, 1475480), (14920, 1327932), (16785, 1180384), (17904, 1106610), (22380, 885288), (26856, 737740), (29840, 663966), (33570, 590192), (35808, 553305), (36887, 537120), (44760, 442644), (53712, 368870), (59680, 331983), (67140, 295096), (73774, 268560), (89520, 221322), (107424, 184435), (110661, 179040), (134280, 147548)]