11221980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 39989376

約数和(自身を除く): 28767396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 347, 385, 420, 462, 490, 539, 588, 660, 694, 735, 770, 924, 980, 1041, 1078, 1155, 1388, 1470, 1540, 1617, 1735, 2082, 2156, 2310, 2429, 2695, 2940, 3234, 3470, 3817, 4164, 4620, 4858, 5205, 5390, 6468, 6940, 7287, 7634, 8085, 9716, 10410, 10780, 11451, 12145, 14574, 15268, 16170, 17003, 19085, 20820, 22902, 24290, 26719, 29148, 32340, 34006, 36435, 38170, 45804, 48580, 51009, 53438, 57255, 68012, 72870, 76340, 80157, 85015, 102018, 106876, 114510, 133595, 145740, 160314, 170030, 187033, 204036, 229020, 255045, 267190, 320628, 340060, 374066, 400785, 510090, 534380, 561099, 748132, 801570, 935165, 1020180, 1122198, 1603140, 1870330, 2244396, 2805495, 3740660, 5610990, 11221980]

約数ペア:

[(1, 11221980), (2, 5610990), (3, 3740660), (4, 2805495), (5, 2244396), (6, 1870330), (7, 1603140), (10, 1122198), (11, 1020180), (12, 935165), (14, 801570), (15, 748132), (20, 561099), (21, 534380), (22, 510090), (28, 400785), (30, 374066), (33, 340060), (35, 320628), (42, 267190), (44, 255045), (49, 229020), (55, 204036), (60, 187033), (66, 170030), (70, 160314), (77, 145740), (84, 133595), (98, 114510), (105, 106876), (110, 102018), (132, 85015), (140, 80157), (147, 76340), (154, 72870), (165, 68012), (196, 57255), (210, 53438), (220, 51009), (231, 48580), (245, 45804), (294, 38170), (308, 36435), (330, 34006), (347, 32340), (385, 29148), (420, 26719), (462, 24290), (490, 22902), (539, 20820), (588, 19085), (660, 17003), (694, 16170), (735, 15268), (770, 14574), (924, 12145), (980, 11451), (1041, 10780), (1078, 10410), (1155, 9716), (1388, 8085), (1470, 7634), (1540, 7287), (1617, 6940), (1735, 6468), (2082, 5390), (2156, 5205), (2310, 4858), (2429, 4620), (2695, 4164), (2940, 3817), (3234, 3470)]