20211630180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{5693}}^1$

素因数の和:5898

約数の個数: 192

約数和(自身を含む): 66119639040

約数和(自身を除く): 45908008860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 107, 140, 158, 210, 214, 237, 316, 321, 395, 420, 428, 474, 535, 553, 642, 749, 790, 948, 1070, 1106, 1185, 1284, 1498, 1580, 1605, 1659, 2140, 2212, 2247, 2370, 2765, 2996, 3210, 3318, 3745, 4494, 4740, 5530, 5693, 6420, 6636, 7490, 8295, 8453, 8988, 11060, 11235, 11386, 14980, 16590, 16906, 17079, 22470, 22772, 25359, 28465, 33180, 33812, 34158, 39851, 42265, 44940, 50718, 56930, 59171, 68316, 79702, 84530, 85395, 101436, 113860, 118342, 119553, 126795, 159404, 169060, 170790, 177513, 199255, 236684, 239106, 253590, 295855, 341580, 355026, 398510, 449747, 478212, 507180, 591710, 597765, 609151, 710052, 797020, 887565, 899494, 1183420, 1195530, 1218302, 1349241, 1775130, 1798988, 1827453, 2248735, 2391060, 2436604, 2698482, 3045755, 3148229, 3550260, 3654906, 4264057, 4497470, 5396964, 6091510, 6296458, 6746205, 7309812, 8528114, 8994940, 9137265, 9444687, 12183020, 12592916, 12792171, 13492410, 15741145, 17056228, 18274530, 18889374, 21320285, 25584342, 26984820, 31482290, 36549060, 37778748, 42640570, 47223435, 48122929, 51168684, 62964580, 63960855, 85281140, 94446870, 96245858, 127921710, 144368787, 188893740, 192491716, 240614645, 255843420, 288737574, 336860503, 481229290, 577475148, 673721006, 721843935, 962458580, 1010581509, 1347442012, 1443687870, 1684302515, 2021163018, 2887375740, 3368605030, 4042326036, 5052907545, 6737210060, 10105815090, 20211630180]

約数ペア:

[(1, 20211630180), (2, 10105815090), (3, 6737210060), (4, 5052907545), (5, 4042326036), (6, 3368605030), (7, 2887375740), (10, 2021163018), (12, 1684302515), (14, 1443687870), (15, 1347442012), (20, 1010581509), (21, 962458580), (28, 721843935), (30, 673721006), (35, 577475148), (42, 481229290), (60, 336860503), (70, 288737574), (79, 255843420), (84, 240614645), (105, 192491716), (107, 188893740), (140, 144368787), (158, 127921710), (210, 96245858), (214, 94446870), (237, 85281140), (316, 63960855), (321, 62964580), (395, 51168684), (420, 48122929), (428, 47223435), (474, 42640570), (535, 37778748), (553, 36549060), (642, 31482290), (749, 26984820), (790, 25584342), (948, 21320285), (1070, 18889374), (1106, 18274530), (1185, 17056228), (1284, 15741145), (1498, 13492410), (1580, 12792171), (1605, 12592916), (1659, 12183020), (2140, 9444687), (2212, 9137265), (2247, 8994940), (2370, 8528114), (2765, 7309812), (2996, 6746205), (3210, 6296458), (3318, 6091510), (3745, 5396964), (4494, 4497470), (4740, 4264057), (5530, 3654906), (5693, 3550260), (6420, 3148229), (6636, 3045755), (7490, 2698482), (8295, 2436604), (8453, 2391060), (8988, 2248735), (11060, 1827453), (11235, 1798988), (11386, 1775130), (14980, 1349241), (16590, 1218302), (16906, 1195530), (17079, 1183420), (22470, 899494), (22772, 887565), (25359, 797020), (28465, 710052), (33180, 609151), (33812, 597765), (34158, 591710), (39851, 507180), (42265, 478212), (44940, 449747), (50718, 398510), (56930, 355026), (59171, 341580), (68316, 295855), (79702, 253590), (84530, 239106), (85395, 236684), (101436, 199255), (113860, 177513), (118342, 170790), (119553, 169060), (126795, 159404)]