19759950

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 240

約数和(自身を含む): 68058144

約数和(自身を除く): 48298194

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 25, 27, 30, 34, 35, 41, 42, 45, 50, 51, 54, 63, 70, 75, 81, 82, 85, 90, 102, 105, 119, 123, 126, 135, 150, 153, 162, 170, 175, 189, 205, 210, 225, 238, 246, 255, 270, 287, 306, 315, 350, 357, 369, 378, 405, 410, 425, 450, 459, 510, 525, 567, 574, 595, 615, 630, 675, 697, 714, 738, 765, 810, 850, 861, 918, 945, 1025, 1050, 1071, 1107, 1134, 1190, 1230, 1275, 1350, 1377, 1394, 1435, 1530, 1575, 1722, 1785, 1845, 1890, 2025, 2050, 2091, 2142, 2214, 2295, 2550, 2583, 2754, 2835, 2870, 2975, 3075, 3150, 3213, 3321, 3485, 3570, 3690, 3825, 4050, 4182, 4305, 4590, 4725, 4879, 5166, 5355, 5535, 5670, 5950, 6150, 6273, 6426, 6642, 6885, 6970, 7175, 7650, 7749, 8610, 8925, 9225, 9450, 9639, 9758, 10455, 10710, 11070, 11475, 12546, 12915, 13770, 14175, 14350, 14637, 15498, 16065, 16605, 17425, 17850, 18450, 18819, 19278, 20910, 21525, 22950, 23247, 24395, 25830, 26775, 27675, 28350, 29274, 31365, 32130, 33210, 34425, 34850, 37638, 38745, 43050, 43911, 46494, 48195, 48790, 52275, 53550, 55350, 56457, 62730, 64575, 68850, 73185, 77490, 80325, 83025, 87822, 94095, 96390, 104550, 112914, 116235, 121975, 129150, 131733, 146370, 156825, 160650, 166050, 188190, 193725, 219555, 232470, 240975, 243950, 263466, 282285, 313650, 365925, 387450, 395199, 439110, 470475, 481950, 564570, 581175, 658665, 731850, 790398, 940950, 1097775, 1162350, 1317330, 1411425, 1975995, 2195550, 2822850, 3293325, 3951990, 6586650, 9879975, 19759950]

約数ペア:

[(1, 19759950), (2, 9879975), (3, 6586650), (5, 3951990), (6, 3293325), (7, 2822850), (9, 2195550), (10, 1975995), (14, 1411425), (15, 1317330), (17, 1162350), (18, 1097775), (21, 940950), (25, 790398), (27, 731850), (30, 658665), (34, 581175), (35, 564570), (41, 481950), (42, 470475), (45, 439110), (50, 395199), (51, 387450), (54, 365925), (63, 313650), (70, 282285), (75, 263466), (81, 243950), (82, 240975), (85, 232470), (90, 219555), (102, 193725), (105, 188190), (119, 166050), (123, 160650), (126, 156825), (135, 146370), (150, 131733), (153, 129150), (162, 121975), (170, 116235), (175, 112914), (189, 104550), (205, 96390), (210, 94095), (225, 87822), (238, 83025), (246, 80325), (255, 77490), (270, 73185), (287, 68850), (306, 64575), (315, 62730), (350, 56457), (357, 55350), (369, 53550), (378, 52275), (405, 48790), (410, 48195), (425, 46494), (450, 43911), (459, 43050), (510, 38745), (525, 37638), (567, 34850), (574, 34425), (595, 33210), (615, 32130), (630, 31365), (675, 29274), (697, 28350), (714, 27675), (738, 26775), (765, 25830), (810, 24395), (850, 23247), (861, 22950), (918, 21525), (945, 20910), (1025, 19278), (1050, 18819), (1071, 18450), (1107, 17850), (1134, 17425), (1190, 16605), (1230, 16065), (1275, 15498), (1350, 14637), (1377, 14350), (1394, 14175), (1435, 13770), (1530, 12915), (1575, 12546), (1722, 11475), (1785, 11070), (1845, 10710), (1890, 10455), (2025, 9758), (2050, 9639), (2091, 9450), (2142, 9225), (2214, 8925), (2295, 8610), (2550, 7749), (2583, 7650), (2754, 7175), (2835, 6970), (2870, 6885), (2975, 6642), (3075, 6426), (3150, 6273), (3213, 6150), (3321, 5950), (3485, 5670), (3570, 5535), (3690, 5355), (3825, 5166), (4050, 4879), (4182, 4725), (4305, 4590)]