19784766720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{6353}}^1$

素因数の和:7188

約数の個数: 144

約数和(自身を含む): 63275470272

約数和(自身を除く): 43490703552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 811, 960, 1280, 1622, 1920, 2433, 3244, 3840, 4055, 4866, 6353, 6488, 8110, 9732, 12165, 12706, 12976, 16220, 19059, 19464, 24330, 25412, 25952, 31765, 32440, 38118, 38928, 48660, 50824, 51904, 63530, 64880, 76236, 77856, 95295, 97320, 101648, 103808, 127060, 129760, 152472, 155712, 190590, 194640, 203296, 207616, 254120, 259520, 304944, 311424, 381180, 389280, 406592, 508240, 519040, 609888, 622848, 762360, 778560, 813184, 1016480, 1038080, 1219776, 1524720, 1557120, 1626368, 2032960, 2439552, 3049440, 3114240, 4065920, 4879104, 5152283, 6098880, 8131840, 10304566, 12197760, 15456849, 20609132, 24395520, 25761415, 30913698, 41218264, 51522830, 61827396, 77284245, 82436528, 103045660, 123654792, 154568490, 164873056, 206091320, 247309584, 309136980, 329746112, 412182640, 494619168, 618273960, 659492224, 824365280, 989238336, 1236547920, 1318984448, 1648730560, 1978476672, 2473095840, 3297461120, 3956953344, 4946191680, 6594922240, 9892383360, 19784766720]

約数ペア:

[(1, 19784766720), (2, 9892383360), (3, 6594922240), (4, 4946191680), (5, 3956953344), (6, 3297461120), (8, 2473095840), (10, 1978476672), (12, 1648730560), (15, 1318984448), (16, 1236547920), (20, 989238336), (24, 824365280), (30, 659492224), (32, 618273960), (40, 494619168), (48, 412182640), (60, 329746112), (64, 309136980), (80, 247309584), (96, 206091320), (120, 164873056), (128, 154568490), (160, 123654792), (192, 103045660), (240, 82436528), (256, 77284245), (320, 61827396), (384, 51522830), (480, 41218264), (640, 30913698), (768, 25761415), (811, 24395520), (960, 20609132), (1280, 15456849), (1622, 12197760), (1920, 10304566), (2433, 8131840), (3244, 6098880), (3840, 5152283), (4055, 4879104), (4866, 4065920), (6353, 3114240), (6488, 3049440), (8110, 2439552), (9732, 2032960), (12165, 1626368), (12706, 1557120), (12976, 1524720), (16220, 1219776), (19059, 1038080), (19464, 1016480), (24330, 813184), (25412, 778560), (25952, 762360), (31765, 622848), (32440, 609888), (38118, 519040), (38928, 508240), (48660, 406592), (50824, 389280), (51904, 381180), (63530, 311424), (64880, 304944), (76236, 259520), (77856, 254120), (95295, 207616), (97320, 203296), (101648, 194640), (103808, 190590), (127060, 155712), (129760, 152472)]