20196745280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1069}}^1$

素因数の和:1277

約数の個数: 224

約数和(自身を含む): 53538485760

約数和(自身を除く): 33341740480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 136, 151, 160, 170, 184, 230, 272, 302, 320, 340, 368, 391, 460, 544, 604, 680, 736, 755, 782, 920, 1069, 1088, 1208, 1360, 1472, 1510, 1564, 1840, 1955, 2138, 2416, 2567, 2720, 3020, 3128, 3473, 3680, 3910, 4276, 4832, 5134, 5345, 5440, 6040, 6256, 6946, 7360, 7820, 8552, 9664, 10268, 10690, 12080, 12512, 12835, 13892, 15640, 17104, 17365, 18173, 20536, 21380, 24160, 24587, 25024, 25670, 27784, 31280, 34208, 34730, 36346, 41072, 42760, 48320, 49174, 51340, 55568, 59041, 62560, 68416, 69460, 72692, 82144, 85520, 90865, 98348, 102680, 111136, 118082, 122935, 125120, 138920, 145384, 161419, 164288, 171040, 181730, 196696, 205360, 222272, 236164, 245870, 277840, 290768, 295205, 322838, 342080, 363460, 393392, 410720, 417979, 472328, 491740, 555680, 581536, 590410, 645676, 726920, 786784, 807095, 821440, 835958, 944656, 983480, 1111360, 1163072, 1180820, 1291352, 1453840, 1573568, 1614190, 1671916, 1889312, 1966960, 2089895, 2361640, 2582704, 2744123, 2907680, 3228380, 3343832, 3712637, 3778624, 3933920, 4179790, 4723280, 5165408, 5488246, 5815360, 6456760, 6687664, 7425274, 7867840, 8359580, 9446560, 10330816, 10976492, 12913520, 13375328, 13720615, 14850548, 16719160, 18563185, 18893120, 21952984, 25827040, 26750656, 27441230, 29701096, 33438320, 37126370, 43905968, 51654080, 54882460, 59402192, 63114829, 66876640, 74252740, 87811936, 109764920, 118804384, 126229658, 133753280, 148505480, 175623872, 219529840, 237608768, 252459316, 297010960, 315574145, 439059680, 504918632, 594021920, 631148290, 878119360, 1009837264, 1188043840, 1262296580, 2019674528, 2524593160, 4039349056, 5049186320, 10098372640, 20196745280]

約数ペア:

[(1, 20196745280), (2, 10098372640), (4, 5049186320), (5, 4039349056), (8, 2524593160), (10, 2019674528), (16, 1262296580), (17, 1188043840), (20, 1009837264), (23, 878119360), (32, 631148290), (34, 594021920), (40, 504918632), (46, 439059680), (64, 315574145), (68, 297010960), (80, 252459316), (85, 237608768), (92, 219529840), (115, 175623872), (136, 148505480), (151, 133753280), (160, 126229658), (170, 118804384), (184, 109764920), (230, 87811936), (272, 74252740), (302, 66876640), (320, 63114829), (340, 59402192), (368, 54882460), (391, 51654080), (460, 43905968), (544, 37126370), (604, 33438320), (680, 29701096), (736, 27441230), (755, 26750656), (782, 25827040), (920, 21952984), (1069, 18893120), (1088, 18563185), (1208, 16719160), (1360, 14850548), (1472, 13720615), (1510, 13375328), (1564, 12913520), (1840, 10976492), (1955, 10330816), (2138, 9446560), (2416, 8359580), (2567, 7867840), (2720, 7425274), (3020, 6687664), (3128, 6456760), (3473, 5815360), (3680, 5488246), (3910, 5165408), (4276, 4723280), (4832, 4179790), (5134, 3933920), (5345, 3778624), (5440, 3712637), (6040, 3343832), (6256, 3228380), (6946, 2907680), (7360, 2744123), (7820, 2582704), (8552, 2361640), (9664, 2089895), (10268, 1966960), (10690, 1889312), (12080, 1671916), (12512, 1614190), (12835, 1573568), (13892, 1453840), (15640, 1291352), (17104, 1180820), (17365, 1163072), (18173, 1111360), (20536, 983480), (21380, 944656), (24160, 835958), (24587, 821440), (25024, 807095), (25670, 786784), (27784, 726920), (31280, 645676), (34208, 590410), (34730, 581536), (36346, 555680), (41072, 491740), (42760, 472328), (48320, 417979), (49174, 410720), (51340, 393392), (55568, 363460), (59041, 342080), (62560, 322838), (68416, 295205), (69460, 290768), (72692, 277840), (82144, 245870), (85520, 236164), (90865, 222272), (98348, 205360), (102680, 196696), (111136, 181730), (118082, 171040), (122935, 164288), (125120, 161419), (138920, 145384)]