319378740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 960906240

約数和(自身を除く): 641527500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 191, 290, 310, 348, 372, 382, 435, 465, 573, 580, 620, 764, 870, 899, 930, 955, 961, 1146, 1740, 1798, 1860, 1910, 1922, 2292, 2697, 2865, 2883, 3596, 3820, 3844, 4495, 4805, 5394, 5539, 5730, 5766, 5921, 8990, 9610, 10788, 11078, 11460, 11532, 11842, 13485, 14415, 16617, 17763, 17980, 19220, 22156, 23684, 26970, 27695, 27869, 28830, 29605, 33234, 35526, 53940, 55390, 55738, 57660, 59210, 66468, 71052, 83085, 83607, 88815, 110780, 111476, 118420, 139345, 166170, 167214, 171709, 177630, 183551, 278690, 332340, 334428, 343418, 355260, 367102, 418035, 515127, 550653, 557380, 686836, 734204, 836070, 858545, 917755, 1030254, 1101306, 1672140, 1717090, 1835510, 2060508, 2202612, 2575635, 2753265, 3434180, 3671020, 5151270, 5322979, 5506530, 10302540, 10645958, 11013060, 15968937, 21291916, 26614895, 31937874, 53229790, 63875748, 79844685, 106459580, 159689370, 319378740]

約数ペア:

[(1, 319378740), (2, 159689370), (3, 106459580), (4, 79844685), (5, 63875748), (6, 53229790), (10, 31937874), (12, 26614895), (15, 21291916), (20, 15968937), (29, 11013060), (30, 10645958), (31, 10302540), (58, 5506530), (60, 5322979), (62, 5151270), (87, 3671020), (93, 3434180), (116, 2753265), (124, 2575635), (145, 2202612), (155, 2060508), (174, 1835510), (186, 1717090), (191, 1672140), (290, 1101306), (310, 1030254), (348, 917755), (372, 858545), (382, 836070), (435, 734204), (465, 686836), (573, 557380), (580, 550653), (620, 515127), (764, 418035), (870, 367102), (899, 355260), (930, 343418), (955, 334428), (961, 332340), (1146, 278690), (1740, 183551), (1798, 177630), (1860, 171709), (1910, 167214), (1922, 166170), (2292, 139345), (2697, 118420), (2865, 111476), (2883, 110780), (3596, 88815), (3820, 83607), (3844, 83085), (4495, 71052), (4805, 66468), (5394, 59210), (5539, 57660), (5730, 55738), (5766, 55390), (5921, 53940), (8990, 35526), (9610, 33234), (10788, 29605), (11078, 28830), (11460, 27869), (11532, 27695), (11842, 26970), (13485, 23684), (14415, 22156), (16617, 19220), (17763, 17980)]