304878256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 646208640

約数和(自身を除く): 341330384

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 83, 86, 152, 166, 172, 281, 304, 332, 344, 562, 664, 688, 817, 1124, 1328, 1577, 1634, 2248, 3154, 3268, 3569, 4496, 5339, 6308, 6536, 7138, 10678, 12083, 12616, 13072, 14276, 21356, 23323, 24166, 25232, 28552, 42712, 46646, 48332, 57104, 67811, 85424, 93292, 96664, 135622, 186584, 193328, 229577, 271244, 373168, 443137, 459154, 542488, 886274, 918308, 1002889, 1084976, 1772548, 1836616, 2005778, 3545096, 3673232, 4011556, 7090192, 8023112, 16046224, 19054891, 38109782, 76219564, 152439128, 304878256]

約数ペア:

[(1, 304878256), (2, 152439128), (4, 76219564), (8, 38109782), (16, 19054891), (19, 16046224), (38, 8023112), (43, 7090192), (76, 4011556), (83, 3673232), (86, 3545096), (152, 2005778), (166, 1836616), (172, 1772548), (281, 1084976), (304, 1002889), (332, 918308), (344, 886274), (562, 542488), (664, 459154), (688, 443137), (817, 373168), (1124, 271244), (1328, 229577), (1577, 193328), (1634, 186584), (2248, 135622), (3154, 96664), (3268, 93292), (3569, 85424), (4496, 67811), (5339, 57104), (6308, 48332), (6536, 46646), (7138, 42712), (10678, 28552), (12083, 25232), (12616, 24166), (13072, 23323), (14276, 21356)]