240691920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 240

約数和(自身を含む): 881068608

約数和(自身を除く): 640376688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 97, 98, 105, 112, 120, 140, 147, 168, 194, 196, 210, 211, 240, 245, 280, 291, 294, 336, 388, 392, 420, 422, 485, 490, 560, 582, 588, 633, 679, 735, 776, 784, 840, 844, 970, 980, 1055, 1164, 1176, 1266, 1358, 1455, 1470, 1477, 1552, 1680, 1688, 1940, 1960, 2037, 2110, 2328, 2352, 2532, 2716, 2910, 2940, 2954, 3165, 3376, 3395, 3880, 3920, 4074, 4220, 4431, 4656, 4753, 5064, 5432, 5820, 5880, 5908, 6330, 6790, 7385, 7760, 8148, 8440, 8862, 9506, 10128, 10185, 10339, 10864, 11640, 11760, 11816, 12660, 13580, 14259, 14770, 16296, 16880, 17724, 19012, 20370, 20467, 20678, 22155, 23280, 23632, 23765, 25320, 27160, 28518, 29540, 31017, 32592, 35448, 38024, 40740, 40934, 41356, 44310, 47530, 50640, 51695, 54320, 57036, 59080, 61401, 62034, 70896, 71295, 76048, 81480, 81868, 82712, 88620, 95060, 102335, 103390, 114072, 118160, 122802, 124068, 142590, 143269, 155085, 162960, 163736, 165424, 177240, 190120, 204670, 206780, 228144, 245604, 248136, 285180, 286538, 307005, 310170, 327472, 354480, 380240, 409340, 413560, 429807, 491208, 496272, 570360, 573076, 614010, 620340, 716345, 818680, 827120, 859614, 982416, 1002883, 1140720, 1146152, 1228020, 1240680, 1432690, 1637360, 1719228, 2005766, 2149035, 2292304, 2456040, 2481360, 2865380, 3008649, 3438456, 4011532, 4298070, 4912080, 5014415, 5730760, 6017298, 6876912, 8023064, 8596140, 10028830, 11461520, 12034596, 15043245, 16046128, 17192280, 20057660, 24069192, 30086490, 34384560, 40115320, 48138384, 60172980, 80230640, 120345960, 240691920]

約数ペア:

[(1, 240691920), (2, 120345960), (3, 80230640), (4, 60172980), (5, 48138384), (6, 40115320), (7, 34384560), (8, 30086490), (10, 24069192), (12, 20057660), (14, 17192280), (15, 16046128), (16, 15043245), (20, 12034596), (21, 11461520), (24, 10028830), (28, 8596140), (30, 8023064), (35, 6876912), (40, 6017298), (42, 5730760), (48, 5014415), (49, 4912080), (56, 4298070), (60, 4011532), (70, 3438456), (80, 3008649), (84, 2865380), (97, 2481360), (98, 2456040), (105, 2292304), (112, 2149035), (120, 2005766), (140, 1719228), (147, 1637360), (168, 1432690), (194, 1240680), (196, 1228020), (210, 1146152), (211, 1140720), (240, 1002883), (245, 982416), (280, 859614), (291, 827120), (294, 818680), (336, 716345), (388, 620340), (392, 614010), (420, 573076), (422, 570360), (485, 496272), (490, 491208), (560, 429807), (582, 413560), (588, 409340), (633, 380240), (679, 354480), (735, 327472), (776, 310170), (784, 307005), (840, 286538), (844, 285180), (970, 248136), (980, 245604), (1055, 228144), (1164, 206780), (1176, 204670), (1266, 190120), (1358, 177240), (1455, 165424), (1470, 163736), (1477, 162960), (1552, 155085), (1680, 143269), (1688, 142590), (1940, 124068), (1960, 122802), (2037, 118160), (2110, 114072), (2328, 103390), (2352, 102335), (2532, 95060), (2716, 88620), (2910, 82712), (2940, 81868), (2954, 81480), (3165, 76048), (3376, 71295), (3395, 70896), (3880, 62034), (3920, 61401), (4074, 59080), (4220, 57036), (4431, 54320), (4656, 51695), (4753, 50640), (5064, 47530), (5432, 44310), (5820, 41356), (5880, 40934), (5908, 40740), (6330, 38024), (6790, 35448), (7385, 32592), (7760, 31017), (8148, 29540), (8440, 28518), (8862, 27160), (9506, 25320), (10128, 23765), (10185, 23632), (10339, 23280), (10864, 22155), (11640, 20678), (11760, 20467), (11816, 20370), (12660, 19012), (13580, 17724), (14259, 16880), (14770, 16296)]