20512116870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{117259}}^1$

素因数の和:117307

約数の個数: 128

約数和(自身を含む): 60787584000

約数和(自身を除く): 40275467130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 170, 210, 238, 245, 255, 294, 343, 357, 490, 510, 595, 686, 714, 735, 833, 1029, 1190, 1470, 1666, 1715, 1785, 2058, 2499, 3430, 3570, 4165, 4998, 5145, 5831, 8330, 10290, 11662, 12495, 17493, 24990, 29155, 34986, 58310, 87465, 117259, 174930, 234518, 351777, 586295, 703554, 820813, 1172590, 1641626, 1758885, 1993403, 2462439, 3517770, 3986806, 4104065, 4924878, 5745691, 5980209, 8208130, 9967015, 11491382, 11960418, 12312195, 13953821, 17237073, 19934030, 24624390, 27907642, 28728455, 29901045, 34474146, 40219837, 41861463, 57456910, 59802090, 69769105, 80439674, 83722926, 86185365, 97676747, 120659511, 139538210, 172370730, 195353494, 201099185, 209307315, 241319022, 293030241, 402198370, 418614630, 488383735, 586060482, 603297555, 683737229, 976767470, 1206595110, 1367474458, 1465151205, 2051211687, 2930302410, 3418686145, 4102423374, 6837372290, 10256058435, 20512116870]

約数ペア:

[(1, 20512116870), (2, 10256058435), (3, 6837372290), (5, 4102423374), (6, 3418686145), (7, 2930302410), (10, 2051211687), (14, 1465151205), (15, 1367474458), (17, 1206595110), (21, 976767470), (30, 683737229), (34, 603297555), (35, 586060482), (42, 488383735), (49, 418614630), (51, 402198370), (70, 293030241), (85, 241319022), (98, 209307315), (102, 201099185), (105, 195353494), (119, 172370730), (147, 139538210), (170, 120659511), (210, 97676747), (238, 86185365), (245, 83722926), (255, 80439674), (294, 69769105), (343, 59802090), (357, 57456910), (490, 41861463), (510, 40219837), (595, 34474146), (686, 29901045), (714, 28728455), (735, 27907642), (833, 24624390), (1029, 19934030), (1190, 17237073), (1470, 13953821), (1666, 12312195), (1715, 11960418), (1785, 11491382), (2058, 9967015), (2499, 8208130), (3430, 5980209), (3570, 5745691), (4165, 4924878), (4998, 4104065), (5145, 3986806), (5831, 3517770), (8330, 2462439), (10290, 1993403), (11662, 1758885), (12495, 1641626), (17493, 1172590), (24990, 820813), (29155, 703554), (34986, 586295), (58310, 351777), (87465, 234518), (117259, 174930)]