261672104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 564408000

約数和(自身を除く): 302735896

約数列:

[1, 2, 4, 8, 19, 23, 29, 38, 46, 58, 76, 89, 92, 116, 152, 178, 184, 232, 356, 437, 551, 667, 712, 841, 874, 1102, 1334, 1682, 1691, 1748, 2047, 2204, 2581, 2668, 3364, 3382, 3496, 4094, 4408, 5162, 5336, 6728, 6764, 8188, 10324, 12673, 13528, 15979, 16376, 19343, 20648, 25346, 31958, 38686, 38893, 49039, 50692, 59363, 63916, 74849, 77372, 77786, 98078, 101384, 118726, 127832, 149698, 154744, 155572, 196156, 237452, 299396, 311144, 367517, 392312, 474904, 598792, 735034, 1127897, 1422131, 1470068, 1721527, 2255794, 2844262, 2940136, 3443054, 4511588, 5688524, 6886108, 9023176, 11377048, 13772216, 32709013, 65418026, 130836052, 261672104]

約数ペア:

[(1, 261672104), (2, 130836052), (4, 65418026), (8, 32709013), (19, 13772216), (23, 11377048), (29, 9023176), (38, 6886108), (46, 5688524), (58, 4511588), (76, 3443054), (89, 2940136), (92, 2844262), (116, 2255794), (152, 1721527), (178, 1470068), (184, 1422131), (232, 1127897), (356, 735034), (437, 598792), (551, 474904), (667, 392312), (712, 367517), (841, 311144), (874, 299396), (1102, 237452), (1334, 196156), (1682, 155572), (1691, 154744), (1748, 149698), (2047, 127832), (2204, 118726), (2581, 101384), (2668, 98078), (3364, 77786), (3382, 77372), (3496, 74849), (4094, 63916), (4408, 59363), (5162, 50692), (5336, 49039), (6728, 38893), (6764, 38686), (8188, 31958), (10324, 25346), (12673, 20648), (13528, 19343), (15979, 16376)]