168951420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:550

約数の個数: 240

約数和(自身を含む): 609840000

約数和(自身を除く): 440888580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 27, 30, 33, 36, 38, 44, 45, 54, 55, 57, 60, 66, 76, 81, 90, 95, 99, 108, 110, 114, 132, 135, 162, 165, 171, 180, 190, 198, 209, 220, 228, 270, 285, 297, 324, 330, 342, 380, 396, 405, 418, 495, 499, 513, 540, 570, 594, 627, 660, 684, 810, 836, 855, 891, 990, 998, 1026, 1045, 1140, 1188, 1254, 1485, 1497, 1539, 1620, 1710, 1782, 1881, 1980, 1996, 2052, 2090, 2495, 2508, 2565, 2970, 2994, 3078, 3135, 3420, 3564, 3762, 4180, 4455, 4491, 4990, 5130, 5489, 5643, 5940, 5988, 6156, 6270, 7485, 7524, 7695, 8910, 8982, 9405, 9481, 9980, 10260, 10978, 11286, 12540, 13473, 14970, 15390, 16467, 16929, 17820, 17964, 18810, 18962, 21956, 22455, 22572, 26946, 27445, 28215, 28443, 29940, 30780, 32934, 33858, 37620, 37924, 40419, 44910, 47405, 49401, 53892, 54890, 56430, 56886, 65868, 67365, 67716, 80838, 82335, 84645, 85329, 89820, 94810, 98802, 104291, 109780, 112860, 113772, 134730, 142215, 148203, 161676, 164670, 169290, 170658, 189620, 197604, 202095, 208582, 247005, 255987, 269460, 284430, 296406, 312873, 329340, 338580, 341316, 404190, 417164, 426645, 444609, 494010, 511974, 521455, 568860, 592812, 625746, 741015, 767961, 808380, 853290, 889218, 938619, 988020, 1023948, 1042910, 1251492, 1279935, 1482030, 1535922, 1564365, 1706580, 1778436, 1877238, 2085820, 2223045, 2559870, 2815857, 2964060, 3071844, 3128730, 3754476, 3839805, 4446090, 4693095, 5119740, 5631714, 6257460, 7679610, 8447571, 8892180, 9386190, 11263428, 14079285, 15359220, 16895142, 18772380, 28158570, 33790284, 42237855, 56317140, 84475710, 168951420]

約数ペア:

[(1, 168951420), (2, 84475710), (3, 56317140), (4, 42237855), (5, 33790284), (6, 28158570), (9, 18772380), (10, 16895142), (11, 15359220), (12, 14079285), (15, 11263428), (18, 9386190), (19, 8892180), (20, 8447571), (22, 7679610), (27, 6257460), (30, 5631714), (33, 5119740), (36, 4693095), (38, 4446090), (44, 3839805), (45, 3754476), (54, 3128730), (55, 3071844), (57, 2964060), (60, 2815857), (66, 2559870), (76, 2223045), (81, 2085820), (90, 1877238), (95, 1778436), (99, 1706580), (108, 1564365), (110, 1535922), (114, 1482030), (132, 1279935), (135, 1251492), (162, 1042910), (165, 1023948), (171, 988020), (180, 938619), (190, 889218), (198, 853290), (209, 808380), (220, 767961), (228, 741015), (270, 625746), (285, 592812), (297, 568860), (324, 521455), (330, 511974), (342, 494010), (380, 444609), (396, 426645), (405, 417164), (418, 404190), (495, 341316), (499, 338580), (513, 329340), (540, 312873), (570, 296406), (594, 284430), (627, 269460), (660, 255987), (684, 247005), (810, 208582), (836, 202095), (855, 197604), (891, 189620), (990, 170658), (998, 169290), (1026, 164670), (1045, 161676), (1140, 148203), (1188, 142215), (1254, 134730), (1485, 113772), (1497, 112860), (1539, 109780), (1620, 104291), (1710, 98802), (1782, 94810), (1881, 89820), (1980, 85329), (1996, 84645), (2052, 82335), (2090, 80838), (2495, 67716), (2508, 67365), (2565, 65868), (2970, 56886), (2994, 56430), (3078, 54890), (3135, 53892), (3420, 49401), (3564, 47405), (3762, 44910), (4180, 40419), (4455, 37924), (4491, 37620), (4990, 33858), (5130, 32934), (5489, 30780), (5643, 29940), (5940, 28443), (5988, 28215), (6156, 27445), (6270, 26946), (7485, 22572), (7524, 22455), (7695, 21956), (8910, 18962), (8982, 18810), (9405, 17964), (9481, 17820), (9980, 16929), (10260, 16467), (10978, 15390), (11286, 14970), (12540, 13473)]