19561080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 256

約数和(自身を含む): 76723200

約数和(自身を除く): 57162120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 29, 30, 33, 35, 40, 42, 44, 55, 56, 58, 60, 66, 70, 73, 77, 84, 87, 88, 105, 110, 116, 120, 132, 140, 145, 146, 154, 165, 168, 174, 203, 210, 219, 220, 231, 232, 264, 280, 290, 292, 308, 319, 330, 348, 365, 385, 406, 420, 435, 438, 440, 462, 511, 580, 584, 609, 616, 638, 660, 696, 730, 770, 803, 812, 840, 870, 876, 924, 957, 1015, 1022, 1095, 1155, 1160, 1218, 1276, 1320, 1460, 1533, 1540, 1595, 1606, 1624, 1740, 1752, 1848, 1914, 2030, 2044, 2117, 2190, 2233, 2310, 2409, 2436, 2552, 2555, 2920, 3045, 3066, 3080, 3190, 3212, 3480, 3828, 4015, 4060, 4088, 4234, 4380, 4466, 4620, 4785, 4818, 4872, 5110, 5621, 6090, 6132, 6351, 6380, 6424, 6699, 7656, 7665, 8030, 8120, 8468, 8760, 8932, 9240, 9570, 9636, 10220, 10585, 11165, 11242, 12045, 12180, 12264, 12702, 12760, 13398, 14819, 15330, 16060, 16863, 16936, 17864, 19140, 19272, 20440, 21170, 22330, 22484, 23287, 24090, 24360, 25404, 26796, 28105, 29638, 30660, 31755, 32120, 33495, 33726, 38280, 42340, 44457, 44660, 44968, 46574, 48180, 50808, 53592, 56210, 59276, 61320, 63510, 66990, 67452, 69861, 74095, 84315, 84680, 88914, 89320, 93148, 96360, 112420, 116435, 118552, 127020, 133980, 134904, 139722, 148190, 163009, 168630, 177828, 186296, 222285, 224840, 232870, 254040, 267960, 279444, 296380, 326018, 337260, 349305, 355656, 444570, 465740, 489027, 558888, 592760, 652036, 674520, 698610, 815045, 889140, 931480, 978054, 1304072, 1397220, 1630090, 1778280, 1956108, 2445135, 2794440, 3260180, 3912216, 4890270, 6520360, 9780540, 19561080]

約数ペア:

[(1, 19561080), (2, 9780540), (3, 6520360), (4, 4890270), (5, 3912216), (6, 3260180), (7, 2794440), (8, 2445135), (10, 1956108), (11, 1778280), (12, 1630090), (14, 1397220), (15, 1304072), (20, 978054), (21, 931480), (22, 889140), (24, 815045), (28, 698610), (29, 674520), (30, 652036), (33, 592760), (35, 558888), (40, 489027), (42, 465740), (44, 444570), (55, 355656), (56, 349305), (58, 337260), (60, 326018), (66, 296380), (70, 279444), (73, 267960), (77, 254040), (84, 232870), (87, 224840), (88, 222285), (105, 186296), (110, 177828), (116, 168630), (120, 163009), (132, 148190), (140, 139722), (145, 134904), (146, 133980), (154, 127020), (165, 118552), (168, 116435), (174, 112420), (203, 96360), (210, 93148), (219, 89320), (220, 88914), (231, 84680), (232, 84315), (264, 74095), (280, 69861), (290, 67452), (292, 66990), (308, 63510), (319, 61320), (330, 59276), (348, 56210), (365, 53592), (385, 50808), (406, 48180), (420, 46574), (435, 44968), (438, 44660), (440, 44457), (462, 42340), (511, 38280), (580, 33726), (584, 33495), (609, 32120), (616, 31755), (638, 30660), (660, 29638), (696, 28105), (730, 26796), (770, 25404), (803, 24360), (812, 24090), (840, 23287), (870, 22484), (876, 22330), (924, 21170), (957, 20440), (1015, 19272), (1022, 19140), (1095, 17864), (1155, 16936), (1160, 16863), (1218, 16060), (1276, 15330), (1320, 14819), (1460, 13398), (1533, 12760), (1540, 12702), (1595, 12264), (1606, 12180), (1624, 12045), (1740, 11242), (1752, 11165), (1848, 10585), (1914, 10220), (2030, 9636), (2044, 9570), (2117, 9240), (2190, 8932), (2233, 8760), (2310, 8468), (2409, 8120), (2436, 8030), (2552, 7665), (2555, 7656), (2920, 6699), (3045, 6424), (3066, 6380), (3080, 6351), (3190, 6132), (3212, 6090), (3480, 5621), (3828, 5110), (4015, 4872), (4060, 4818), (4088, 4785), (4234, 4620), (4380, 4466)]