172634040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{499}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 580905000

約数和(自身を除く): 408270960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 499, 558, 620, 744, 930, 961, 998, 1116, 1240, 1395, 1497, 1860, 1922, 1996, 2232, 2495, 2790, 2883, 2994, 3720, 3844, 3992, 4491, 4805, 4990, 5580, 5766, 5988, 7485, 7688, 8649, 8982, 9610, 9980, 11160, 11532, 11976, 14415, 14970, 15469, 17298, 17964, 19220, 19960, 22455, 23064, 28830, 29940, 30938, 34596, 35928, 38440, 43245, 44910, 46407, 57660, 59880, 61876, 69192, 77345, 86490, 89820, 92814, 115320, 123752, 139221, 154690, 172980, 179640, 185628, 232035, 278442, 309380, 345960, 371256, 464070, 479539, 556884, 618760, 696105, 928140, 959078, 1113768, 1392210, 1438617, 1856280, 1918156, 2397695, 2784420, 2877234, 3836312, 4315851, 4795390, 5568840, 5754468, 7193085, 8631702, 9590780, 11508936, 14386170, 17263404, 19181560, 21579255, 28772340, 34526808, 43158510, 57544680, 86317020, 172634040]

約数ペア:

[(1, 172634040), (2, 86317020), (3, 57544680), (4, 43158510), (5, 34526808), (6, 28772340), (8, 21579255), (9, 19181560), (10, 17263404), (12, 14386170), (15, 11508936), (18, 9590780), (20, 8631702), (24, 7193085), (30, 5754468), (31, 5568840), (36, 4795390), (40, 4315851), (45, 3836312), (60, 2877234), (62, 2784420), (72, 2397695), (90, 1918156), (93, 1856280), (120, 1438617), (124, 1392210), (155, 1113768), (180, 959078), (186, 928140), (248, 696105), (279, 618760), (310, 556884), (360, 479539), (372, 464070), (465, 371256), (499, 345960), (558, 309380), (620, 278442), (744, 232035), (930, 185628), (961, 179640), (998, 172980), (1116, 154690), (1240, 139221), (1395, 123752), (1497, 115320), (1860, 92814), (1922, 89820), (1996, 86490), (2232, 77345), (2495, 69192), (2790, 61876), (2883, 59880), (2994, 57660), (3720, 46407), (3844, 44910), (3992, 43245), (4491, 38440), (4805, 35928), (4990, 34596), (5580, 30938), (5766, 29940), (5988, 28830), (7485, 23064), (7688, 22455), (8649, 19960), (8982, 19220), (9610, 17964), (9980, 17298), (11160, 15469), (11532, 14970), (11976, 14415)]