215311648

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 473558400

約数和(自身を除く): 258246752

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 89, 92, 152, 173, 178, 184, 304, 346, 356, 368, 437, 608, 692, 712, 736, 874, 1384, 1424, 1691, 1748, 2047, 2768, 2848, 3287, 3382, 3496, 3979, 4094, 5536, 6574, 6764, 6992, 7958, 8188, 13148, 13528, 13984, 15397, 15916, 16376, 26296, 27056, 30794, 31832, 32752, 38893, 52592, 54112, 61588, 63664, 65504, 75601, 77786, 105184, 123176, 127328, 151202, 155572, 246352, 292543, 302404, 311144, 354131, 492704, 585086, 604808, 622288, 708262, 1170172, 1209616, 1244576, 1416524, 2340344, 2419232, 2833048, 4680688, 5666096, 6728489, 9361376, 11332192, 13456978, 26913956, 53827912, 107655824, 215311648]

約数ペア:

[(1, 215311648), (2, 107655824), (4, 53827912), (8, 26913956), (16, 13456978), (19, 11332192), (23, 9361376), (32, 6728489), (38, 5666096), (46, 4680688), (76, 2833048), (89, 2419232), (92, 2340344), (152, 1416524), (173, 1244576), (178, 1209616), (184, 1170172), (304, 708262), (346, 622288), (356, 604808), (368, 585086), (437, 492704), (608, 354131), (692, 311144), (712, 302404), (736, 292543), (874, 246352), (1384, 155572), (1424, 151202), (1691, 127328), (1748, 123176), (2047, 105184), (2768, 77786), (2848, 75601), (3287, 65504), (3382, 63664), (3496, 61588), (3979, 54112), (4094, 52592), (5536, 38893), (6574, 32752), (6764, 31832), (6992, 30794), (7958, 27056), (8188, 26296), (13148, 16376), (13528, 15916), (13984, 15397)]