19018565520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{7109}}^1$

素因数の和:7353

約数の個数: 160

約数和(自身を含む): 60177219840

約数和(自身を除く): 41158654320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 157, 213, 240, 284, 314, 355, 426, 471, 568, 628, 710, 785, 852, 942, 1065, 1136, 1256, 1420, 1570, 1704, 1884, 2130, 2355, 2512, 2840, 3140, 3408, 3768, 4260, 4710, 5680, 6280, 7109, 7536, 8520, 9420, 11147, 12560, 14218, 17040, 18840, 21327, 22294, 28436, 33441, 35545, 37680, 42654, 44588, 55735, 56872, 66882, 71090, 85308, 89176, 106635, 111470, 113744, 133764, 142180, 167205, 170616, 178352, 213270, 222940, 267528, 284360, 334410, 341232, 426540, 445880, 504739, 535056, 568720, 668820, 853080, 891760, 1009478, 1116113, 1337640, 1514217, 1706160, 2018956, 2232226, 2523695, 2675280, 3028434, 3348339, 4037912, 4464452, 5047390, 5580565, 6056868, 6696678, 7571085, 8075824, 8928904, 10094780, 11161130, 12113736, 13393356, 15142170, 16741695, 17857808, 20189560, 22322260, 24227472, 26786712, 30284340, 33483390, 40379120, 44644520, 53573424, 60568680, 66966780, 79244023, 89289040, 121137360, 133933560, 158488046, 237732069, 267867120, 316976092, 396220115, 475464138, 633952184, 792440230, 950928276, 1188660345, 1267904368, 1584880460, 1901856552, 2377320690, 3169760920, 3803713104, 4754641380, 6339521840, 9509282760, 19018565520]

約数ペア:

[(1, 19018565520), (2, 9509282760), (3, 6339521840), (4, 4754641380), (5, 3803713104), (6, 3169760920), (8, 2377320690), (10, 1901856552), (12, 1584880460), (15, 1267904368), (16, 1188660345), (20, 950928276), (24, 792440230), (30, 633952184), (40, 475464138), (48, 396220115), (60, 316976092), (71, 267867120), (80, 237732069), (120, 158488046), (142, 133933560), (157, 121137360), (213, 89289040), (240, 79244023), (284, 66966780), (314, 60568680), (355, 53573424), (426, 44644520), (471, 40379120), (568, 33483390), (628, 30284340), (710, 26786712), (785, 24227472), (852, 22322260), (942, 20189560), (1065, 17857808), (1136, 16741695), (1256, 15142170), (1420, 13393356), (1570, 12113736), (1704, 11161130), (1884, 10094780), (2130, 8928904), (2355, 8075824), (2512, 7571085), (2840, 6696678), (3140, 6056868), (3408, 5580565), (3768, 5047390), (4260, 4464452), (4710, 4037912), (5680, 3348339), (6280, 3028434), (7109, 2675280), (7536, 2523695), (8520, 2232226), (9420, 2018956), (11147, 1706160), (12560, 1514217), (14218, 1337640), (17040, 1116113), (18840, 1009478), (21327, 891760), (22294, 853080), (28436, 668820), (33441, 568720), (35545, 535056), (37680, 504739), (42654, 445880), (44588, 426540), (55735, 341232), (56872, 334410), (66882, 284360), (71090, 267528), (85308, 222940), (89176, 213270), (106635, 178352), (111470, 170616), (113744, 167205), (133764, 142180)]