278378352

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{997}}^1$

素因数の和:1295

約数の個数: 120

約数和(自身を含む): 894479456

約数和(自身を除く): 616101104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 277, 336, 504, 554, 831, 997, 1008, 1108, 1662, 1939, 1994, 2216, 2493, 2991, 3324, 3878, 3988, 4432, 4986, 5817, 5982, 6648, 6979, 7756, 7976, 8973, 9972, 11634, 11964, 13296, 13958, 15512, 15952, 17451, 17946, 19944, 20937, 23268, 23928, 27916, 31024, 34902, 35892, 39888, 41874, 46536, 47856, 55832, 62811, 69804, 71784, 83748, 93072, 111664, 125622, 139608, 143568, 167496, 251244, 276169, 279216, 334992, 502488, 552338, 828507, 1004976, 1104676, 1657014, 1933183, 2209352, 2485521, 3314028, 3866366, 4418704, 4971042, 5799549, 6628056, 7732732, 9942084, 11599098, 13256112, 15465464, 17398647, 19884168, 23198196, 30930928, 34797294, 39768336, 46396392, 69594588, 92792784, 139189176, 278378352]

約数ペア:

[(1, 278378352), (2, 139189176), (3, 92792784), (4, 69594588), (6, 46396392), (7, 39768336), (8, 34797294), (9, 30930928), (12, 23198196), (14, 19884168), (16, 17398647), (18, 15465464), (21, 13256112), (24, 11599098), (28, 9942084), (36, 7732732), (42, 6628056), (48, 5799549), (56, 4971042), (63, 4418704), (72, 3866366), (84, 3314028), (112, 2485521), (126, 2209352), (144, 1933183), (168, 1657014), (252, 1104676), (277, 1004976), (336, 828507), (504, 552338), (554, 502488), (831, 334992), (997, 279216), (1008, 276169), (1108, 251244), (1662, 167496), (1939, 143568), (1994, 139608), (2216, 125622), (2493, 111664), (2991, 93072), (3324, 83748), (3878, 71784), (3988, 69804), (4432, 62811), (4986, 55832), (5817, 47856), (5982, 46536), (6648, 41874), (6979, 39888), (7756, 35892), (7976, 34902), (8973, 31024), (9972, 27916), (11634, 23928), (11964, 23268), (13296, 20937), (13958, 19944), (15512, 17946), (15952, 17451)]