209721330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:945

約数の個数: 192

約数和(自身を含む): 695036160

約数和(自身を除く): 485314830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 29, 30, 35, 39, 42, 45, 58, 63, 65, 70, 78, 87, 90, 91, 105, 117, 126, 130, 145, 174, 182, 195, 203, 210, 234, 261, 273, 290, 315, 377, 390, 406, 435, 455, 522, 546, 585, 609, 630, 754, 819, 870, 883, 910, 1015, 1131, 1170, 1218, 1305, 1365, 1638, 1766, 1827, 1885, 2030, 2262, 2610, 2639, 2649, 2730, 3045, 3393, 3654, 3770, 4095, 4415, 5278, 5298, 5655, 6090, 6181, 6786, 7917, 7947, 8190, 8830, 9135, 11310, 11479, 12362, 13195, 13245, 15834, 15894, 16965, 18270, 18543, 22958, 23751, 25607, 26390, 26490, 30905, 33930, 34437, 37086, 39585, 39735, 47502, 51214, 55629, 57395, 61810, 68874, 76821, 79170, 79470, 80353, 92715, 103311, 111258, 114790, 118755, 128035, 153642, 160706, 172185, 179249, 185430, 206622, 230463, 237510, 241059, 256070, 278145, 332891, 344370, 358498, 384105, 401765, 460926, 482118, 516555, 537747, 556290, 665782, 723177, 768210, 803530, 896245, 998673, 1033110, 1075494, 1152315, 1205295, 1446354, 1613241, 1664455, 1792490, 1997346, 2304630, 2330237, 2410590, 2688735, 2996019, 3226482, 3328910, 3615885, 4660474, 4993365, 5377470, 5992038, 6990711, 7231770, 8066205, 9986730, 11651185, 13981422, 14980095, 16132410, 20972133, 23302370, 29960190, 34953555, 41944266, 69907110, 104860665, 209721330]

約数ペア:

[(1, 209721330), (2, 104860665), (3, 69907110), (5, 41944266), (6, 34953555), (7, 29960190), (9, 23302370), (10, 20972133), (13, 16132410), (14, 14980095), (15, 13981422), (18, 11651185), (21, 9986730), (26, 8066205), (29, 7231770), (30, 6990711), (35, 5992038), (39, 5377470), (42, 4993365), (45, 4660474), (58, 3615885), (63, 3328910), (65, 3226482), (70, 2996019), (78, 2688735), (87, 2410590), (90, 2330237), (91, 2304630), (105, 1997346), (117, 1792490), (126, 1664455), (130, 1613241), (145, 1446354), (174, 1205295), (182, 1152315), (195, 1075494), (203, 1033110), (210, 998673), (234, 896245), (261, 803530), (273, 768210), (290, 723177), (315, 665782), (377, 556290), (390, 537747), (406, 516555), (435, 482118), (455, 460926), (522, 401765), (546, 384105), (585, 358498), (609, 344370), (630, 332891), (754, 278145), (819, 256070), (870, 241059), (883, 237510), (910, 230463), (1015, 206622), (1131, 185430), (1170, 179249), (1218, 172185), (1305, 160706), (1365, 153642), (1638, 128035), (1766, 118755), (1827, 114790), (1885, 111258), (2030, 103311), (2262, 92715), (2610, 80353), (2639, 79470), (2649, 79170), (2730, 76821), (3045, 68874), (3393, 61810), (3654, 57395), (3770, 55629), (4095, 51214), (4415, 47502), (5278, 39735), (5298, 39585), (5655, 37086), (6090, 34437), (6181, 33930), (6786, 30905), (7917, 26490), (7947, 26390), (8190, 25607), (8830, 23751), (9135, 22958), (11310, 18543), (11479, 18270), (12362, 16965), (13195, 15894), (13245, 15834)]