20187480420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{34583}}^1$

素因数の和:34671

約数の個数: 192

約数和(自身を含む): 66932490240

約数和(自身を除く): 46745009820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 47, 54, 60, 69, 90, 92, 94, 108, 115, 135, 138, 141, 180, 188, 207, 230, 235, 270, 276, 282, 345, 414, 423, 460, 470, 540, 564, 621, 690, 705, 828, 846, 940, 1035, 1081, 1242, 1269, 1380, 1410, 1692, 2070, 2115, 2162, 2484, 2538, 2820, 3105, 3243, 4140, 4230, 4324, 5076, 5405, 6210, 6345, 6486, 8460, 9729, 10810, 12420, 12690, 12972, 16215, 19458, 21620, 25380, 29187, 32430, 34583, 38916, 48645, 58374, 64860, 69166, 97290, 103749, 116748, 138332, 145935, 172915, 194580, 207498, 291870, 311247, 345830, 414996, 518745, 583740, 622494, 691660, 795409, 933741, 1037490, 1244988, 1556235, 1590818, 1625401, 1867482, 2074980, 2386227, 3112470, 3181636, 3250802, 3734964, 3977045, 4668705, 4772454, 4876203, 6224940, 6501604, 7158681, 7954090, 8127005, 9337410, 9544908, 9752406, 11931135, 14317362, 14628609, 15908180, 16254010, 18674820, 19504812, 21476043, 23862270, 24381015, 28634724, 29257218, 32508020, 35793405, 37384223, 42952086, 43885827, 47724540, 48762030, 58514436, 71586810, 73143045, 74768446, 85904172, 87771654, 97524060, 107380215, 112152669, 143173620, 146286090, 149536892, 175543308, 186921115, 214760430, 219429135, 224305338, 292572180, 336458007, 373842230, 429520860, 438858270, 448610676, 560763345, 672916014, 747684460, 877716540, 1009374021, 1121526690, 1345832028, 1682290035, 2018748042, 2243053380, 3364580070, 4037496084, 5046870105, 6729160140, 10093740210, 20187480420]

約数ペア:

[(1, 20187480420), (2, 10093740210), (3, 6729160140), (4, 5046870105), (5, 4037496084), (6, 3364580070), (9, 2243053380), (10, 2018748042), (12, 1682290035), (15, 1345832028), (18, 1121526690), (20, 1009374021), (23, 877716540), (27, 747684460), (30, 672916014), (36, 560763345), (45, 448610676), (46, 438858270), (47, 429520860), (54, 373842230), (60, 336458007), (69, 292572180), (90, 224305338), (92, 219429135), (94, 214760430), (108, 186921115), (115, 175543308), (135, 149536892), (138, 146286090), (141, 143173620), (180, 112152669), (188, 107380215), (207, 97524060), (230, 87771654), (235, 85904172), (270, 74768446), (276, 73143045), (282, 71586810), (345, 58514436), (414, 48762030), (423, 47724540), (460, 43885827), (470, 42952086), (540, 37384223), (564, 35793405), (621, 32508020), (690, 29257218), (705, 28634724), (828, 24381015), (846, 23862270), (940, 21476043), (1035, 19504812), (1081, 18674820), (1242, 16254010), (1269, 15908180), (1380, 14628609), (1410, 14317362), (1692, 11931135), (2070, 9752406), (2115, 9544908), (2162, 9337410), (2484, 8127005), (2538, 7954090), (2820, 7158681), (3105, 6501604), (3243, 6224940), (4140, 4876203), (4230, 4772454), (4324, 4668705), (5076, 3977045), (5405, 3734964), (6210, 3250802), (6345, 3181636), (6486, 3112470), (8460, 2386227), (9729, 2074980), (10810, 1867482), (12420, 1625401), (12690, 1590818), (12972, 1556235), (16215, 1244988), (19458, 1037490), (21620, 933741), (25380, 795409), (29187, 691660), (32430, 622494), (34583, 583740), (38916, 518745), (48645, 414996), (58374, 345830), (64860, 311247), (69166, 291870), (97290, 207498), (103749, 194580), (116748, 172915), (138332, 145935)]