318961188

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2031

約数の個数: 144

約数和(自身を含む): 1013084800

約数和(自身を除く): 694123612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 343, 364, 441, 468, 546, 588, 637, 686, 819, 882, 1029, 1092, 1274, 1372, 1638, 1764, 1911, 1987, 2058, 2548, 3087, 3276, 3822, 3974, 4116, 4459, 5733, 5961, 6174, 7644, 7948, 8918, 11466, 11922, 12348, 13377, 13909, 17836, 17883, 22932, 23844, 25831, 26754, 27818, 35766, 40131, 41727, 51662, 53508, 55636, 71532, 77493, 80262, 83454, 97363, 103324, 125181, 154986, 160524, 166908, 180817, 194726, 232479, 250362, 292089, 309972, 361634, 389452, 464958, 500724, 542451, 584178, 681541, 723268, 876267, 929916, 1084902, 1168356, 1265719, 1363082, 1627353, 1752534, 2044623, 2169804, 2531438, 2726164, 3254706, 3505068, 3797157, 4089246, 5062876, 6133869, 6509412, 7594314, 8178492, 8860033, 11391471, 12267738, 15188628, 17720066, 22782942, 24535476, 26580099, 35440132, 45565884, 53160198, 79740297, 106320396, 159480594, 318961188]

約数ペア:

[(1, 318961188), (2, 159480594), (3, 106320396), (4, 79740297), (6, 53160198), (7, 45565884), (9, 35440132), (12, 26580099), (13, 24535476), (14, 22782942), (18, 17720066), (21, 15188628), (26, 12267738), (28, 11391471), (36, 8860033), (39, 8178492), (42, 7594314), (49, 6509412), (52, 6133869), (63, 5062876), (78, 4089246), (84, 3797157), (91, 3505068), (98, 3254706), (117, 2726164), (126, 2531438), (147, 2169804), (156, 2044623), (182, 1752534), (196, 1627353), (234, 1363082), (252, 1265719), (273, 1168356), (294, 1084902), (343, 929916), (364, 876267), (441, 723268), (468, 681541), (546, 584178), (588, 542451), (637, 500724), (686, 464958), (819, 389452), (882, 361634), (1029, 309972), (1092, 292089), (1274, 250362), (1372, 232479), (1638, 194726), (1764, 180817), (1911, 166908), (1987, 160524), (2058, 154986), (2548, 125181), (3087, 103324), (3276, 97363), (3822, 83454), (3974, 80262), (4116, 77493), (4459, 71532), (5733, 55636), (5961, 53508), (6174, 51662), (7644, 41727), (7948, 40131), (8918, 35766), (11466, 27818), (11922, 26754), (12348, 25831), (13377, 23844), (13909, 22932), (17836, 17883)]