221218200

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:307

約数の個数: 288

約数和(自身を含む): 862548960

約数和(自身を除く): 641330760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 97, 100, 105, 120, 126, 140, 150, 168, 175, 180, 181, 194, 200, 210, 225, 252, 280, 291, 300, 315, 350, 360, 362, 388, 420, 450, 485, 504, 525, 543, 582, 600, 630, 679, 700, 724, 776, 840, 873, 900, 905, 970, 1050, 1086, 1164, 1260, 1267, 1358, 1400, 1448, 1455, 1575, 1629, 1746, 1800, 1810, 1940, 2037, 2100, 2172, 2328, 2425, 2520, 2534, 2715, 2716, 2910, 3150, 3258, 3395, 3492, 3620, 3801, 3880, 4074, 4200, 4344, 4365, 4525, 4850, 5068, 5430, 5432, 5820, 6111, 6300, 6335, 6516, 6790, 6984, 7240, 7275, 7602, 8145, 8148, 8730, 9050, 9700, 10136, 10185, 10860, 11403, 11640, 12222, 12600, 12670, 13032, 13575, 13580, 14550, 15204, 16290, 16296, 16975, 17460, 17557, 18100, 19005, 19400, 20370, 21720, 21825, 22806, 24444, 25340, 27150, 27160, 29100, 30408, 30555, 31675, 32580, 33950, 34920, 35114, 36200, 38010, 40725, 40740, 43650, 45612, 48888, 50680, 50925, 52671, 54300, 57015, 58200, 61110, 63350, 65160, 67900, 70228, 76020, 81450, 81480, 87300, 87785, 91224, 95025, 101850, 105342, 108600, 114030, 122220, 122899, 126700, 135800, 140456, 152040, 152775, 158013, 162900, 174600, 175570, 190050, 203700, 210684, 228060, 244440, 245798, 253400, 263355, 285075, 305550, 316026, 325800, 351140, 368697, 380100, 407400, 421368, 438925, 456120, 491596, 526710, 570150, 611100, 614495, 632052, 702280, 737394, 760200, 790065, 877850, 983192, 1053420, 1106091, 1140300, 1222200, 1228990, 1264104, 1316775, 1474788, 1580130, 1755700, 1843485, 2106840, 2212182, 2280600, 2457980, 2633550, 2949576, 3072475, 3160260, 3511400, 3686970, 3950325, 4424364, 4915960, 5267100, 5530455, 6144950, 6320520, 7373940, 7900650, 8848728, 9217425, 10534200, 11060910, 12289900, 14747880, 15801300, 18434850, 22121820, 24579800, 27652275, 31602600, 36869700, 44243640, 55304550, 73739400, 110609100, 221218200]

約数ペア:

[(1, 221218200), (2, 110609100), (3, 73739400), (4, 55304550), (5, 44243640), (6, 36869700), (7, 31602600), (8, 27652275), (9, 24579800), (10, 22121820), (12, 18434850), (14, 15801300), (15, 14747880), (18, 12289900), (20, 11060910), (21, 10534200), (24, 9217425), (25, 8848728), (28, 7900650), (30, 7373940), (35, 6320520), (36, 6144950), (40, 5530455), (42, 5267100), (45, 4915960), (50, 4424364), (56, 3950325), (60, 3686970), (63, 3511400), (70, 3160260), (72, 3072475), (75, 2949576), (84, 2633550), (90, 2457980), (97, 2280600), (100, 2212182), (105, 2106840), (120, 1843485), (126, 1755700), (140, 1580130), (150, 1474788), (168, 1316775), (175, 1264104), (180, 1228990), (181, 1222200), (194, 1140300), (200, 1106091), (210, 1053420), (225, 983192), (252, 877850), (280, 790065), (291, 760200), (300, 737394), (315, 702280), (350, 632052), (360, 614495), (362, 611100), (388, 570150), (420, 526710), (450, 491596), (485, 456120), (504, 438925), (525, 421368), (543, 407400), (582, 380100), (600, 368697), (630, 351140), (679, 325800), (700, 316026), (724, 305550), (776, 285075), (840, 263355), (873, 253400), (900, 245798), (905, 244440), (970, 228060), (1050, 210684), (1086, 203700), (1164, 190050), (1260, 175570), (1267, 174600), (1358, 162900), (1400, 158013), (1448, 152775), (1455, 152040), (1575, 140456), (1629, 135800), (1746, 126700), (1800, 122899), (1810, 122220), (1940, 114030), (2037, 108600), (2100, 105342), (2172, 101850), (2328, 95025), (2425, 91224), (2520, 87785), (2534, 87300), (2715, 81480), (2716, 81450), (2910, 76020), (3150, 70228), (3258, 67900), (3395, 65160), (3492, 63350), (3620, 61110), (3801, 58200), (3880, 57015), (4074, 54300), (4200, 52671), (4344, 50925), (4365, 50680), (4525, 48888), (4850, 45612), (5068, 43650), (5430, 40740), (5432, 40725), (5820, 38010), (6111, 36200), (6300, 35114), (6335, 34920), (6516, 33950), (6790, 32580), (6984, 31675), (7240, 30555), (7275, 30408), (7602, 29100), (8145, 27160), (8148, 27150), (8730, 25340), (9050, 24444), (9700, 22806), (10136, 21825), (10185, 21720), (10860, 20370), (11403, 19400), (11640, 19005), (12222, 18100), (12600, 17557), (12670, 17460), (13032, 16975), (13575, 16296), (13580, 16290), (14550, 15204)]