245722136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{523}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 531964800

約数和(自身を除く): 286242664

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 281, 418, 523, 562, 836, 1046, 1124, 1672, 2092, 2248, 3091, 4184, 5339, 5753, 6182, 9937, 10678, 11506, 12364, 19874, 21356, 23012, 24728, 39748, 42712, 46024, 58729, 79496, 109307, 117458, 146963, 218614, 234916, 293926, 437228, 469832, 587852, 874456, 1175704, 1616593, 2792297, 3233186, 5584594, 6466372, 11169188, 12932744, 22338376, 30715267, 61430534, 122861068, 245722136]

約数ペア:

[(1, 245722136), (2, 122861068), (4, 61430534), (8, 30715267), (11, 22338376), (19, 12932744), (22, 11169188), (38, 6466372), (44, 5584594), (76, 3233186), (88, 2792297), (152, 1616593), (209, 1175704), (281, 874456), (418, 587852), (523, 469832), (562, 437228), (836, 293926), (1046, 234916), (1124, 218614), (1672, 146963), (2092, 117458), (2248, 109307), (3091, 79496), (4184, 58729), (5339, 46024), (5753, 42712), (6182, 39748), (9937, 24728), (10678, 23012), (11506, 21356), (12364, 19874)]