245149380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3671}}^1$

素因数の和:3746

約数の個数: 144

約数和(自身を含む): 866121984

約数和(自身を除く): 620972604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 2226, 2385, 3180, 3339, 3671, 3710, 4452, 4770, 5565, 6678, 7342, 7420, 9540, 11013, 11130, 13356, 14684, 16695, 18355, 22026, 22260, 25697, 33039, 33390, 36710, 44052, 51394, 55065, 66078, 66780, 73420, 77091, 102788, 110130, 128485, 132156, 154182, 165195, 194563, 220260, 231273, 256970, 308364, 330390, 385455, 389126, 462546, 513940, 583689, 660780, 770910, 778252, 925092, 972815, 1156365, 1167378, 1361941, 1541820, 1751067, 1945630, 2312730, 2334756, 2723882, 2918445, 3502134, 3891260, 4085823, 4625460, 5447764, 5836890, 6809705, 7004268, 8171646, 8755335, 11673780, 12257469, 13619410, 16343292, 17510670, 20429115, 24514938, 27238820, 35021340, 40858230, 49029876, 61287345, 81716460, 122574690, 245149380]

約数ペア:

[(1, 245149380), (2, 122574690), (3, 81716460), (4, 61287345), (5, 49029876), (6, 40858230), (7, 35021340), (9, 27238820), (10, 24514938), (12, 20429115), (14, 17510670), (15, 16343292), (18, 13619410), (20, 12257469), (21, 11673780), (28, 8755335), (30, 8171646), (35, 7004268), (36, 6809705), (42, 5836890), (45, 5447764), (53, 4625460), (60, 4085823), (63, 3891260), (70, 3502134), (84, 2918445), (90, 2723882), (105, 2334756), (106, 2312730), (126, 1945630), (140, 1751067), (159, 1541820), (180, 1361941), (210, 1167378), (212, 1156365), (252, 972815), (265, 925092), (315, 778252), (318, 770910), (371, 660780), (420, 583689), (477, 513940), (530, 462546), (630, 389126), (636, 385455), (742, 330390), (795, 308364), (954, 256970), (1060, 231273), (1113, 220260), (1260, 194563), (1484, 165195), (1590, 154182), (1855, 132156), (1908, 128485), (2226, 110130), (2385, 102788), (3180, 77091), (3339, 73420), (3671, 66780), (3710, 66078), (4452, 55065), (4770, 51394), (5565, 44052), (6678, 36710), (7342, 33390), (7420, 33039), (9540, 25697), (11013, 22260), (11130, 22026), (13356, 18355), (14684, 16695)]