123346980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5231}}^1$

素因数の和:5377

約数の個数: 72

約数和(自身を含む): 377080704

約数和(自身を除く): 253733724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5231, 5895, 7860, 10462, 11790, 15693, 20924, 23580, 26155, 31386, 47079, 52310, 62772, 78465, 94158, 104620, 156930, 188316, 235395, 313860, 470790, 685261, 941580, 1370522, 2055783, 2741044, 3426305, 4111566, 6167349, 6852610, 8223132, 10278915, 12334698, 13705220, 20557830, 24669396, 30836745, 41115660, 61673490, 123346980]

約数ペア:

[(1, 123346980), (2, 61673490), (3, 41115660), (4, 30836745), (5, 24669396), (6, 20557830), (9, 13705220), (10, 12334698), (12, 10278915), (15, 8223132), (18, 6852610), (20, 6167349), (30, 4111566), (36, 3426305), (45, 2741044), (60, 2055783), (90, 1370522), (131, 941580), (180, 685261), (262, 470790), (393, 313860), (524, 235395), (655, 188316), (786, 156930), (1179, 104620), (1310, 94158), (1572, 78465), (1965, 62772), (2358, 52310), (2620, 47079), (3930, 31386), (4716, 26155), (5231, 23580), (5895, 20924), (7860, 15693), (10462, 11790)]