208248040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1$

素因数の和:792

約数の個数: 192

約数和(自身を含む): 641208960

約数和(自身を除く): 432960920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 280, 286, 308, 364, 385, 392, 440, 455, 490, 520, 539, 572, 616, 637, 715, 728, 743, 770, 910, 980, 1001, 1078, 1144, 1274, 1430, 1486, 1540, 1820, 1960, 2002, 2156, 2548, 2695, 2860, 2972, 3080, 3185, 3640, 3715, 4004, 4312, 5005, 5096, 5201, 5390, 5720, 5944, 6370, 7007, 7430, 8008, 8173, 9659, 10010, 10402, 10780, 12740, 14014, 14860, 16346, 19318, 20020, 20804, 21560, 25480, 26005, 28028, 29720, 32692, 35035, 36407, 38636, 40040, 40865, 41608, 48295, 52010, 56056, 57211, 65384, 67613, 70070, 72814, 77272, 81730, 96590, 104020, 106249, 114422, 135226, 140140, 145628, 163460, 182035, 193180, 208040, 212498, 228844, 270452, 280280, 286055, 291256, 326920, 338065, 364070, 386360, 400477, 424996, 457688, 473291, 531245, 540904, 572110, 676130, 728140, 743743, 800954, 849992, 946582, 1062490, 1144220, 1352260, 1456280, 1487486, 1601908, 1893164, 2002385, 2124980, 2288440, 2366455, 2704520, 2974972, 3203816, 3718715, 3786328, 4004770, 4249960, 4732910, 5206201, 5949944, 7437430, 8009540, 9465820, 10412402, 14874860, 16019080, 18931640, 20824804, 26031005, 29749720, 41649608, 52062010, 104124020, 208248040]

約数ペア:

[(1, 208248040), (2, 104124020), (4, 52062010), (5, 41649608), (7, 29749720), (8, 26031005), (10, 20824804), (11, 18931640), (13, 16019080), (14, 14874860), (20, 10412402), (22, 9465820), (26, 8009540), (28, 7437430), (35, 5949944), (40, 5206201), (44, 4732910), (49, 4249960), (52, 4004770), (55, 3786328), (56, 3718715), (65, 3203816), (70, 2974972), (77, 2704520), (88, 2366455), (91, 2288440), (98, 2124980), (104, 2002385), (110, 1893164), (130, 1601908), (140, 1487486), (143, 1456280), (154, 1352260), (182, 1144220), (196, 1062490), (220, 946582), (245, 849992), (260, 800954), (280, 743743), (286, 728140), (308, 676130), (364, 572110), (385, 540904), (392, 531245), (440, 473291), (455, 457688), (490, 424996), (520, 400477), (539, 386360), (572, 364070), (616, 338065), (637, 326920), (715, 291256), (728, 286055), (743, 280280), (770, 270452), (910, 228844), (980, 212498), (1001, 208040), (1078, 193180), (1144, 182035), (1274, 163460), (1430, 145628), (1486, 140140), (1540, 135226), (1820, 114422), (1960, 106249), (2002, 104020), (2156, 96590), (2548, 81730), (2695, 77272), (2860, 72814), (2972, 70070), (3080, 67613), (3185, 65384), (3640, 57211), (3715, 56056), (4004, 52010), (4312, 48295), (5005, 41608), (5096, 40865), (5201, 40040), (5390, 38636), (5720, 36407), (5944, 35035), (6370, 32692), (7007, 29720), (7430, 28028), (8008, 26005), (8173, 25480), (9659, 21560), (10010, 20804), (10402, 20020), (10780, 19318), (12740, 16346), (14014, 14860)]