31425240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 256

約数和(自身を含む): 124416000

約数和(自身を除く): 92990760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 55, 56, 57, 60, 66, 70, 76, 77, 84, 88, 95, 105, 110, 114, 120, 132, 133, 140, 152, 154, 165, 168, 179, 190, 209, 210, 220, 228, 231, 264, 266, 280, 285, 308, 330, 358, 380, 385, 399, 418, 420, 440, 456, 462, 532, 537, 570, 616, 627, 660, 665, 716, 760, 770, 798, 836, 840, 895, 924, 1045, 1064, 1074, 1140, 1155, 1253, 1254, 1320, 1330, 1432, 1463, 1540, 1596, 1672, 1790, 1848, 1969, 1995, 2090, 2148, 2280, 2310, 2506, 2508, 2660, 2685, 2926, 3080, 3135, 3192, 3401, 3580, 3759, 3938, 3990, 4180, 4296, 4389, 4620, 5012, 5016, 5320, 5370, 5852, 5907, 6265, 6270, 6802, 7160, 7315, 7518, 7876, 7980, 8360, 8778, 9240, 9845, 10024, 10203, 10740, 11704, 11814, 12530, 12540, 13604, 13783, 14630, 15036, 15752, 15960, 17005, 17556, 18795, 19690, 20406, 21480, 21945, 23628, 23807, 25060, 25080, 27208, 27566, 29260, 29535, 30072, 34010, 35112, 37411, 37590, 39380, 40812, 41349, 43890, 47256, 47614, 50120, 51015, 55132, 58520, 59070, 68020, 68915, 71421, 74822, 75180, 78760, 81624, 82698, 87780, 95228, 102030, 110264, 112233, 118140, 119035, 136040, 137830, 142842, 149644, 150360, 165396, 175560, 187055, 190456, 204060, 206745, 224466, 236280, 238070, 261877, 275660, 285684, 299288, 330792, 357105, 374110, 408120, 413490, 448932, 476140, 523754, 551320, 561165, 571368, 714210, 748220, 785631, 826980, 897864, 952280, 1047508, 1122330, 1309385, 1428420, 1496440, 1571262, 1653960, 2095016, 2244660, 2618770, 2856840, 3142524, 3928155, 4489320, 5237540, 6285048, 7856310, 10475080, 15712620, 31425240]

約数ペア:

[(1, 31425240), (2, 15712620), (3, 10475080), (4, 7856310), (5, 6285048), (6, 5237540), (7, 4489320), (8, 3928155), (10, 3142524), (11, 2856840), (12, 2618770), (14, 2244660), (15, 2095016), (19, 1653960), (20, 1571262), (21, 1496440), (22, 1428420), (24, 1309385), (28, 1122330), (30, 1047508), (33, 952280), (35, 897864), (38, 826980), (40, 785631), (42, 748220), (44, 714210), (55, 571368), (56, 561165), (57, 551320), (60, 523754), (66, 476140), (70, 448932), (76, 413490), (77, 408120), (84, 374110), (88, 357105), (95, 330792), (105, 299288), (110, 285684), (114, 275660), (120, 261877), (132, 238070), (133, 236280), (140, 224466), (152, 206745), (154, 204060), (165, 190456), (168, 187055), (179, 175560), (190, 165396), (209, 150360), (210, 149644), (220, 142842), (228, 137830), (231, 136040), (264, 119035), (266, 118140), (280, 112233), (285, 110264), (308, 102030), (330, 95228), (358, 87780), (380, 82698), (385, 81624), (399, 78760), (418, 75180), (420, 74822), (440, 71421), (456, 68915), (462, 68020), (532, 59070), (537, 58520), (570, 55132), (616, 51015), (627, 50120), (660, 47614), (665, 47256), (716, 43890), (760, 41349), (770, 40812), (798, 39380), (836, 37590), (840, 37411), (895, 35112), (924, 34010), (1045, 30072), (1064, 29535), (1074, 29260), (1140, 27566), (1155, 27208), (1253, 25080), (1254, 25060), (1320, 23807), (1330, 23628), (1432, 21945), (1463, 21480), (1540, 20406), (1596, 19690), (1672, 18795), (1790, 17556), (1848, 17005), (1969, 15960), (1995, 15752), (2090, 15036), (2148, 14630), (2280, 13783), (2310, 13604), (2506, 12540), (2508, 12530), (2660, 11814), (2685, 11704), (2926, 10740), (3080, 10203), (3135, 10024), (3192, 9845), (3401, 9240), (3580, 8778), (3759, 8360), (3938, 7980), (3990, 7876), (4180, 7518), (4296, 7315), (4389, 7160), (4620, 6802), (5012, 6270), (5016, 6265), (5320, 5907), (5370, 5852)]