31276140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:791

約数の個数: 96

約数和(自身を含む): 101122560

約数和(自身を除く): 69846420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 113, 140, 210, 226, 339, 420, 452, 565, 659, 678, 791, 1130, 1318, 1356, 1582, 1695, 1977, 2260, 2373, 2636, 3164, 3295, 3390, 3954, 3955, 4613, 4746, 6590, 6780, 7908, 7910, 9226, 9492, 9885, 11865, 13180, 13839, 15820, 18452, 19770, 23065, 23730, 27678, 39540, 46130, 47460, 55356, 69195, 74467, 92260, 138390, 148934, 223401, 276780, 297868, 372335, 446802, 521269, 744670, 893604, 1042538, 1117005, 1489340, 1563807, 2085076, 2234010, 2606345, 3127614, 4468020, 5212690, 6255228, 7819035, 10425380, 15638070, 31276140]

約数ペア:

[(1, 31276140), (2, 15638070), (3, 10425380), (4, 7819035), (5, 6255228), (6, 5212690), (7, 4468020), (10, 3127614), (12, 2606345), (14, 2234010), (15, 2085076), (20, 1563807), (21, 1489340), (28, 1117005), (30, 1042538), (35, 893604), (42, 744670), (60, 521269), (70, 446802), (84, 372335), (105, 297868), (113, 276780), (140, 223401), (210, 148934), (226, 138390), (339, 92260), (420, 74467), (452, 69195), (565, 55356), (659, 47460), (678, 46130), (791, 39540), (1130, 27678), (1318, 23730), (1356, 23065), (1582, 19770), (1695, 18452), (1977, 15820), (2260, 13839), (2373, 13180), (2636, 11865), (3164, 9885), (3295, 9492), (3390, 9226), (3954, 7910), (3955, 7908), (4613, 6780), (4746, 6590)]