1244148620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 3141923904

約数和(自身を除く): 1897775284

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 121, 130, 142, 143, 220, 242, 260, 284, 286, 355, 484, 557, 572, 605, 710, 715, 781, 923, 1114, 1210, 1420, 1430, 1562, 1573, 1846, 2228, 2420, 2785, 2860, 3124, 3146, 3692, 3905, 4615, 5570, 6127, 6292, 7241, 7810, 7865, 8591, 9230, 10153, 11140, 12254, 14482, 15620, 15730, 17182, 18460, 20306, 24508, 28964, 30635, 31460, 34364, 36205, 39547, 40612, 42955, 50765, 61270, 67397, 72410, 79094, 79651, 85910, 101530, 111683, 122540, 134794, 144820, 158188, 159302, 171820, 197735, 203060, 223366, 269588, 318604, 336985, 395470, 398255, 435017, 446732, 514111, 558415, 673970, 790940, 796510, 870034, 876161, 1028222, 1116830, 1347940, 1593020, 1740068, 1752322, 2056444, 2175085, 2233660, 2570555, 3504644, 4350170, 4380805, 4785187, 5141110, 5655221, 8700340, 8761610, 9570374, 10282220, 11310442, 17523220, 19140748, 22620884, 23925935, 28276105, 47851870, 56552210, 62207431, 95703740, 113104420, 124414862, 248829724, 311037155, 622074310, 1244148620]

約数ペア:

[(1, 1244148620), (2, 622074310), (4, 311037155), (5, 248829724), (10, 124414862), (11, 113104420), (13, 95703740), (20, 62207431), (22, 56552210), (26, 47851870), (44, 28276105), (52, 23925935), (55, 22620884), (65, 19140748), (71, 17523220), (110, 11310442), (121, 10282220), (130, 9570374), (142, 8761610), (143, 8700340), (220, 5655221), (242, 5141110), (260, 4785187), (284, 4380805), (286, 4350170), (355, 3504644), (484, 2570555), (557, 2233660), (572, 2175085), (605, 2056444), (710, 1752322), (715, 1740068), (781, 1593020), (923, 1347940), (1114, 1116830), (1210, 1028222), (1420, 876161), (1430, 870034), (1562, 796510), (1573, 790940), (1846, 673970), (2228, 558415), (2420, 514111), (2785, 446732), (2860, 435017), (3124, 398255), (3146, 395470), (3692, 336985), (3905, 318604), (4615, 269588), (5570, 223366), (6127, 203060), (6292, 197735), (7241, 171820), (7810, 159302), (7865, 158188), (8591, 144820), (9230, 134794), (10153, 122540), (11140, 111683), (12254, 101530), (14482, 85910), (15620, 79651), (15730, 79094), (17182, 72410), (18460, 67397), (20306, 61270), (24508, 50765), (28964, 42955), (30635, 40612), (31460, 39547), (34364, 36205)]