505353940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 1381847040

約数和(自身を除く): 876493100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 53, 62, 65, 70, 91, 106, 124, 130, 140, 155, 169, 182, 212, 217, 260, 265, 310, 338, 364, 371, 403, 434, 455, 530, 620, 676, 689, 742, 806, 845, 868, 910, 1060, 1085, 1183, 1378, 1484, 1612, 1643, 1690, 1820, 1855, 2015, 2170, 2197, 2366, 2756, 2821, 3286, 3380, 3445, 3710, 4030, 4340, 4394, 4732, 4823, 5239, 5642, 5915, 6572, 6890, 7420, 8060, 8215, 8788, 8957, 9646, 10478, 10985, 11284, 11501, 11830, 13780, 14105, 15379, 16430, 17914, 19292, 20956, 21359, 21970, 23002, 23660, 24115, 26195, 28210, 30758, 32860, 35828, 36673, 42718, 43940, 44785, 46004, 48230, 52390, 56420, 57505, 61516, 62699, 68107, 73346, 76895, 85436, 89570, 96460, 104780, 106795, 115010, 116441, 125398, 136214, 146692, 149513, 153790, 179140, 183365, 213590, 230020, 232882, 250796, 272428, 277667, 299026, 307580, 313495, 340535, 366730, 427180, 465764, 476749, 555334, 582205, 598052, 626990, 681070, 733460, 747565, 815087, 953498, 1110668, 1164410, 1253980, 1362140, 1388335, 1495130, 1630174, 1906996, 1943669, 2328820, 2383745, 2776670, 2990260, 3260348, 3609671, 3887338, 4075435, 4767490, 5553340, 7219342, 7774676, 8150870, 9534980, 9718345, 14438684, 16301740, 18048355, 19436690, 25267697, 36096710, 38873380, 50535394, 72193420, 101070788, 126338485, 252676970, 505353940]

約数ペア:

[(1, 505353940), (2, 252676970), (4, 126338485), (5, 101070788), (7, 72193420), (10, 50535394), (13, 38873380), (14, 36096710), (20, 25267697), (26, 19436690), (28, 18048355), (31, 16301740), (35, 14438684), (52, 9718345), (53, 9534980), (62, 8150870), (65, 7774676), (70, 7219342), (91, 5553340), (106, 4767490), (124, 4075435), (130, 3887338), (140, 3609671), (155, 3260348), (169, 2990260), (182, 2776670), (212, 2383745), (217, 2328820), (260, 1943669), (265, 1906996), (310, 1630174), (338, 1495130), (364, 1388335), (371, 1362140), (403, 1253980), (434, 1164410), (455, 1110668), (530, 953498), (620, 815087), (676, 747565), (689, 733460), (742, 681070), (806, 626990), (845, 598052), (868, 582205), (910, 555334), (1060, 476749), (1085, 465764), (1183, 427180), (1378, 366730), (1484, 340535), (1612, 313495), (1643, 307580), (1690, 299026), (1820, 277667), (1855, 272428), (2015, 250796), (2170, 232882), (2197, 230020), (2366, 213590), (2756, 183365), (2821, 179140), (3286, 153790), (3380, 149513), (3445, 146692), (3710, 136214), (4030, 125398), (4340, 116441), (4394, 115010), (4732, 106795), (4823, 104780), (5239, 96460), (5642, 89570), (5915, 85436), (6572, 76895), (6890, 73346), (7420, 68107), (8060, 62699), (8215, 61516), (8788, 57505), (8957, 56420), (9646, 52390), (10478, 48230), (10985, 46004), (11284, 44785), (11501, 43940), (11830, 42718), (13780, 36673), (14105, 35828), (15379, 32860), (16430, 30758), (17914, 28210), (19292, 26195), (20956, 24115), (21359, 23660), (21970, 23002)]