21817146720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{26879}}^1$

素因数の和:27005

約数の個数: 192

約数和(自身を含む): 73156608000

約数和(自身を除く): 51339461280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 89, 95, 96, 114, 120, 152, 160, 178, 190, 228, 240, 267, 285, 304, 356, 380, 445, 456, 480, 534, 570, 608, 712, 760, 890, 912, 1068, 1140, 1335, 1424, 1520, 1691, 1780, 1824, 2136, 2280, 2670, 2848, 3040, 3382, 3560, 4272, 4560, 5073, 5340, 6764, 7120, 8455, 8544, 9120, 10146, 10680, 13528, 14240, 16910, 20292, 21360, 25365, 26879, 27056, 33820, 40584, 42720, 50730, 53758, 54112, 67640, 80637, 81168, 101460, 107516, 134395, 135280, 161274, 162336, 202920, 215032, 268790, 270560, 322548, 403185, 405840, 430064, 510701, 537580, 645096, 806370, 811680, 860128, 1021402, 1075160, 1290192, 1532103, 1612740, 2042804, 2150320, 2392231, 2553505, 2580384, 3064206, 3225480, 4085608, 4300640, 4784462, 5107010, 6128412, 6450960, 7176693, 7660515, 8171216, 9568924, 10214020, 11961155, 12256824, 12901920, 14353386, 15321030, 16342432, 19137848, 20428040, 23922310, 24513648, 28706772, 30642060, 35883465, 38275696, 40856080, 45452389, 47844620, 49027296, 57413544, 61284120, 71766930, 76551392, 81712160, 90904778, 95689240, 114827088, 122568240, 136357167, 143533860, 181809556, 191378480, 227261945, 229654176, 245136480, 272714334, 287067720, 363619112, 382756960, 454523890, 545428668, 574135440, 681785835, 727238224, 909047780, 1090857336, 1148270880, 1363571670, 1454476448, 1818095560, 2181714672, 2727143340, 3636191120, 4363429344, 5454286680, 7272382240, 10908573360, 21817146720]

約数ペア:

[(1, 21817146720), (2, 10908573360), (3, 7272382240), (4, 5454286680), (5, 4363429344), (6, 3636191120), (8, 2727143340), (10, 2181714672), (12, 1818095560), (15, 1454476448), (16, 1363571670), (19, 1148270880), (20, 1090857336), (24, 909047780), (30, 727238224), (32, 681785835), (38, 574135440), (40, 545428668), (48, 454523890), (57, 382756960), (60, 363619112), (76, 287067720), (80, 272714334), (89, 245136480), (95, 229654176), (96, 227261945), (114, 191378480), (120, 181809556), (152, 143533860), (160, 136357167), (178, 122568240), (190, 114827088), (228, 95689240), (240, 90904778), (267, 81712160), (285, 76551392), (304, 71766930), (356, 61284120), (380, 57413544), (445, 49027296), (456, 47844620), (480, 45452389), (534, 40856080), (570, 38275696), (608, 35883465), (712, 30642060), (760, 28706772), (890, 24513648), (912, 23922310), (1068, 20428040), (1140, 19137848), (1335, 16342432), (1424, 15321030), (1520, 14353386), (1691, 12901920), (1780, 12256824), (1824, 11961155), (2136, 10214020), (2280, 9568924), (2670, 8171216), (2848, 7660515), (3040, 7176693), (3382, 6450960), (3560, 6128412), (4272, 5107010), (4560, 4784462), (5073, 4300640), (5340, 4085608), (6764, 3225480), (7120, 3064206), (8455, 2580384), (8544, 2553505), (9120, 2392231), (10146, 2150320), (10680, 2042804), (13528, 1612740), (14240, 1532103), (16910, 1290192), (20292, 1075160), (21360, 1021402), (25365, 860128), (26879, 811680), (27056, 806370), (33820, 645096), (40584, 537580), (42720, 510701), (50730, 430064), (53758, 405840), (54112, 403185), (67640, 322548), (80637, 270560), (81168, 268790), (101460, 215032), (107516, 202920), (134395, 162336), (135280, 161274)]