203901880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 590284800

約数和(自身を除く): 386382920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 139, 140, 155, 169, 182, 217, 248, 260, 278, 280, 310, 338, 364, 403, 434, 455, 520, 556, 620, 676, 695, 728, 806, 845, 868, 910, 973, 1085, 1112, 1183, 1240, 1352, 1390, 1612, 1690, 1736, 1807, 1820, 1946, 2015, 2170, 2366, 2780, 2821, 3224, 3380, 3614, 3640, 3892, 4030, 4309, 4340, 4732, 4865, 5239, 5560, 5642, 5915, 6760, 7228, 7784, 8060, 8618, 8680, 9035, 9464, 9730, 10478, 11284, 11830, 12649, 14105, 14456, 16120, 17236, 18070, 19460, 20956, 21545, 22568, 23491, 23660, 25298, 26195, 28210, 30163, 34472, 36140, 36673, 38920, 41912, 43090, 46982, 47320, 50596, 52390, 56017, 56420, 60326, 63245, 72280, 73346, 86180, 93964, 101192, 104780, 112034, 112840, 117455, 120652, 126490, 146692, 150815, 164437, 172360, 183365, 187928, 209560, 224068, 234910, 241304, 252980, 280085, 293384, 301630, 328874, 366730, 392119, 448136, 469820, 505960, 560170, 603260, 657748, 728221, 733460, 784238, 822185, 939640, 1120340, 1206520, 1315496, 1456442, 1466920, 1568476, 1644370, 1960595, 2240680, 2912884, 3136952, 3288740, 3641105, 3921190, 5097547, 5825768, 6577480, 7282210, 7842380, 10195094, 14564420, 15684760, 20390188, 25487735, 29128840, 40780376, 50975470, 101950940, 203901880]

約数ペア:

[(1, 203901880), (2, 101950940), (4, 50975470), (5, 40780376), (7, 29128840), (8, 25487735), (10, 20390188), (13, 15684760), (14, 14564420), (20, 10195094), (26, 7842380), (28, 7282210), (31, 6577480), (35, 5825768), (40, 5097547), (52, 3921190), (56, 3641105), (62, 3288740), (65, 3136952), (70, 2912884), (91, 2240680), (104, 1960595), (124, 1644370), (130, 1568476), (139, 1466920), (140, 1456442), (155, 1315496), (169, 1206520), (182, 1120340), (217, 939640), (248, 822185), (260, 784238), (278, 733460), (280, 728221), (310, 657748), (338, 603260), (364, 560170), (403, 505960), (434, 469820), (455, 448136), (520, 392119), (556, 366730), (620, 328874), (676, 301630), (695, 293384), (728, 280085), (806, 252980), (845, 241304), (868, 234910), (910, 224068), (973, 209560), (1085, 187928), (1112, 183365), (1183, 172360), (1240, 164437), (1352, 150815), (1390, 146692), (1612, 126490), (1690, 120652), (1736, 117455), (1807, 112840), (1820, 112034), (1946, 104780), (2015, 101192), (2170, 93964), (2366, 86180), (2780, 73346), (2821, 72280), (3224, 63245), (3380, 60326), (3614, 56420), (3640, 56017), (3892, 52390), (4030, 50596), (4309, 47320), (4340, 46982), (4732, 43090), (4865, 41912), (5239, 38920), (5560, 36673), (5642, 36140), (5915, 34472), (6760, 30163), (7228, 28210), (7784, 26195), (8060, 25298), (8618, 23660), (8680, 23491), (9035, 22568), (9464, 21545), (9730, 20956), (10478, 19460), (11284, 18070), (11830, 17236), (12649, 16120), (14105, 14456)]