20212296720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1093739}}^1$

素因数の和:1093773

約数の個数: 160

約数和(自身を含む): 78119285760

約数和(自身を除く): 57906989040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 18480, 1093739, 2187478, 3281217, 4374956, 5468695, 6562434, 7656173, 8749912, 10937390, 12031129, 13124868, 15312346, 16406085, 17499824, 21874780, 22968519, 24062258, 26249736, 30624692, 32812170, 36093387, 38280865, 43749560, 45937038, 48124516, 52499472, 60155645, 61249384, 65624340, 72186774, 76561730, 84217903, 87499120, 91874076, 96249032, 114842595, 120311290, 122498768, 131248680, 144373548, 153123460, 168435806, 180466935, 183748152, 192498064, 229685190, 240622580, 252653709, 262497360, 288747096, 306246920, 336871612, 360933870, 367496304, 421089515, 459370380, 481245160, 505307418, 577494192, 612493840, 673743224, 721867740, 842179030, 918740760, 962490320, 1010614836, 1263268545, 1347486448, 1443735480, 1684358060, 1837481520, 2021229672, 2526537090, 2887470960, 3368716120, 4042459344, 5053074180, 6737432240, 10106148360, 20212296720]

約数ペア:

[(1, 20212296720), (2, 10106148360), (3, 6737432240), (4, 5053074180), (5, 4042459344), (6, 3368716120), (7, 2887470960), (8, 2526537090), (10, 2021229672), (11, 1837481520), (12, 1684358060), (14, 1443735480), (15, 1347486448), (16, 1263268545), (20, 1010614836), (21, 962490320), (22, 918740760), (24, 842179030), (28, 721867740), (30, 673743224), (33, 612493840), (35, 577494192), (40, 505307418), (42, 481245160), (44, 459370380), (48, 421089515), (55, 367496304), (56, 360933870), (60, 336871612), (66, 306246920), (70, 288747096), (77, 262497360), (80, 252653709), (84, 240622580), (88, 229685190), (105, 192498064), (110, 183748152), (112, 180466935), (120, 168435806), (132, 153123460), (140, 144373548), (154, 131248680), (165, 122498768), (168, 120311290), (176, 114842595), (210, 96249032), (220, 91874076), (231, 87499120), (240, 84217903), (264, 76561730), (280, 72186774), (308, 65624340), (330, 61249384), (336, 60155645), (385, 52499472), (420, 48124516), (440, 45937038), (462, 43749560), (528, 38280865), (560, 36093387), (616, 32812170), (660, 30624692), (770, 26249736), (840, 24062258), (880, 22968519), (924, 21874780), (1155, 17499824), (1232, 16406085), (1320, 15312346), (1540, 13124868), (1680, 12031129), (1848, 10937390), (2310, 8749912), (2640, 7656173), (3080, 6562434), (3696, 5468695), (4620, 4374956), (6160, 3281217), (9240, 2187478), (18480, 1093739)]