201639810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1381}}^1$

素因数の和:1579

約数の個数: 64

約数和(自身を含む): 503092224

約数和(自身を除く): 301452414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 157, 186, 310, 314, 465, 471, 785, 930, 942, 1381, 1570, 2355, 2762, 4143, 4710, 4867, 6905, 8286, 9734, 13810, 14601, 20715, 24335, 29202, 41430, 42811, 48670, 73005, 85622, 128433, 146010, 214055, 216817, 256866, 428110, 433634, 642165, 650451, 1084085, 1284330, 1300902, 2168170, 3252255, 6504510, 6721327, 13442654, 20163981, 33606635, 40327962, 67213270, 100819905, 201639810]

約数ペア:

[(1, 201639810), (2, 100819905), (3, 67213270), (5, 40327962), (6, 33606635), (10, 20163981), (15, 13442654), (30, 6721327), (31, 6504510), (62, 3252255), (93, 2168170), (155, 1300902), (157, 1284330), (186, 1084085), (310, 650451), (314, 642165), (465, 433634), (471, 428110), (785, 256866), (930, 216817), (942, 214055), (1381, 146010), (1570, 128433), (2355, 85622), (2762, 73005), (4143, 48670), (4710, 42811), (4867, 41430), (6905, 29202), (8286, 24335), (9734, 20715), (13810, 14601)]