154678860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{122761}}^1$

素因数の和:122783

約数の個数: 72

約数和(自身を含む): 536224416

約数和(自身を除く): 381545556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 122761, 245522, 368283, 491044, 613805, 736566, 859327, 1104849, 1227610, 1473132, 1718654, 1841415, 2209698, 2455220, 2577981, 3437308, 3682830, 4296635, 4419396, 5155962, 5524245, 7365660, 7733943, 8593270, 10311924, 11048490, 12889905, 15467886, 17186540, 22096980, 25779810, 30935772, 38669715, 51559620, 77339430, 154678860]

約数ペア:

[(1, 154678860), (2, 77339430), (3, 51559620), (4, 38669715), (5, 30935772), (6, 25779810), (7, 22096980), (9, 17186540), (10, 15467886), (12, 12889905), (14, 11048490), (15, 10311924), (18, 8593270), (20, 7733943), (21, 7365660), (28, 5524245), (30, 5155962), (35, 4419396), (36, 4296635), (42, 3682830), (45, 3437308), (60, 2577981), (63, 2455220), (70, 2209698), (84, 1841415), (90, 1718654), (105, 1473132), (126, 1227610), (140, 1104849), (180, 859327), (210, 736566), (252, 613805), (315, 491044), (420, 368283), (630, 245522), (1260, 122761)]