216280428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6389}}^1$

素因数の和:6447

約数の個数: 96

約数和(自身を含む): 641249280

約数和(自身を除く): 424968852

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 182, 186, 217, 273, 364, 372, 403, 434, 546, 651, 806, 868, 1092, 1209, 1302, 1612, 2418, 2604, 2821, 4836, 5642, 6389, 8463, 11284, 12778, 16926, 19167, 25556, 33852, 38334, 44723, 76668, 83057, 89446, 134169, 166114, 178892, 198059, 249171, 268338, 332228, 396118, 498342, 536676, 581399, 594177, 792236, 996684, 1162798, 1188354, 1386413, 1744197, 2325596, 2376708, 2574767, 2772826, 3488394, 4159239, 5149534, 5545652, 6976788, 7724301, 8318478, 10299068, 15448602, 16636956, 18023369, 30897204, 36046738, 54070107, 72093476, 108140214, 216280428]

約数ペア:

[(1, 216280428), (2, 108140214), (3, 72093476), (4, 54070107), (6, 36046738), (7, 30897204), (12, 18023369), (13, 16636956), (14, 15448602), (21, 10299068), (26, 8318478), (28, 7724301), (31, 6976788), (39, 5545652), (42, 5149534), (52, 4159239), (62, 3488394), (78, 2772826), (84, 2574767), (91, 2376708), (93, 2325596), (124, 1744197), (156, 1386413), (182, 1188354), (186, 1162798), (217, 996684), (273, 792236), (364, 594177), (372, 581399), (403, 536676), (434, 498342), (546, 396118), (651, 332228), (806, 268338), (868, 249171), (1092, 198059), (1209, 178892), (1302, 166114), (1612, 134169), (2418, 89446), (2604, 83057), (2821, 76668), (4836, 44723), (5642, 38334), (6389, 33852), (8463, 25556), (11284, 19167), (12778, 16926)]