309422529280

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1019}}^1\times {\mathrm{3889}}^1$

素因数の和:4990

約数の個数: 144

約数和(自身を含む): 754247037600

約数和(自身を除く): 444824508320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1019, 1220, 1280, 1952, 2038, 2440, 3889, 3904, 4076, 4880, 5095, 7778, 7808, 8152, 9760, 10190, 15556, 15616, 16304, 19445, 19520, 20380, 31112, 32608, 38890, 39040, 40760, 62159, 62224, 65216, 77780, 78080, 81520, 124318, 124448, 130432, 155560, 163040, 237229, 248636, 248896, 260864, 310795, 311120, 326080, 474458, 497272, 497792, 621590, 622240, 652160, 948916, 994544, 995584, 1186145, 1243180, 1244480, 1304320, 1897832, 1989088, 2372290, 2486360, 2488960, 3795664, 3962891, 3978176, 4744580, 4972720, 4977920, 7591328, 7925782, 7956352, 9489160, 9945440, 15182656, 15851564, 15912704, 18978320, 19814455, 19890880, 30365312, 31703128, 37956640, 39628910, 39781760, 60730624, 63406256, 75913280, 79257820, 79563520, 126812512, 151826560, 158515640, 241736351, 253625024, 303653120, 317031280, 483472702, 507250048, 634062560, 966945404, 1014500096, 1208681755, 1268125120, 1933890808, 2417363510, 2536250240, 3867781616, 4834727020, 5072500480, 7735563232, 9669454040, 15471126464, 19338908080, 30942252928, 38677816160, 61884505856, 77355632320, 154711264640, 309422529280]

約数ペア:

[(1, 309422529280), (2, 154711264640), (4, 77355632320), (5, 61884505856), (8, 38677816160), (10, 30942252928), (16, 19338908080), (20, 15471126464), (32, 9669454040), (40, 7735563232), (61, 5072500480), (64, 4834727020), (80, 3867781616), (122, 2536250240), (128, 2417363510), (160, 1933890808), (244, 1268125120), (256, 1208681755), (305, 1014500096), (320, 966945404), (488, 634062560), (610, 507250048), (640, 483472702), (976, 317031280), (1019, 303653120), (1220, 253625024), (1280, 241736351), (1952, 158515640), (2038, 151826560), (2440, 126812512), (3889, 79563520), (3904, 79257820), (4076, 75913280), (4880, 63406256), (5095, 60730624), (7778, 39781760), (7808, 39628910), (8152, 37956640), (9760, 31703128), (10190, 30365312), (15556, 19890880), (15616, 19814455), (16304, 18978320), (19445, 15912704), (19520, 15851564), (20380, 15182656), (31112, 9945440), (32608, 9489160), (38890, 7956352), (39040, 7925782), (40760, 7591328), (62159, 4977920), (62224, 4972720), (65216, 4744580), (77780, 3978176), (78080, 3962891), (81520, 3795664), (124318, 2488960), (124448, 2486360), (130432, 2372290), (155560, 1989088), (163040, 1897832), (237229, 1304320), (248636, 1244480), (248896, 1243180), (260864, 1186145), (310795, 995584), (311120, 994544), (326080, 948916), (474458, 652160), (497272, 622240), (497792, 621590)]