20121101868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:669

約数の個数: 288

約数和(自身を含む): 59386521600

約数和(自身を除く): 39265419732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 37, 42, 46, 49, 69, 74, 79, 84, 92, 98, 111, 138, 147, 148, 158, 161, 196, 222, 237, 259, 276, 294, 316, 322, 444, 474, 483, 509, 518, 553, 588, 644, 777, 851, 948, 966, 1018, 1036, 1106, 1127, 1527, 1554, 1659, 1702, 1813, 1817, 1932, 2036, 2212, 2254, 2553, 2923, 3054, 3108, 3318, 3381, 3404, 3563, 3626, 3634, 3871, 4508, 5106, 5439, 5451, 5846, 5957, 6108, 6636, 6762, 7126, 7252, 7268, 7742, 8769, 10212, 10689, 10878, 10902, 11613, 11692, 11707, 11914, 12719, 13524, 14252, 15484, 17538, 17871, 18833, 20461, 21378, 21756, 21804, 23226, 23414, 23828, 24941, 25438, 35076, 35121, 35742, 37666, 38157, 40211, 40922, 41699, 42756, 46452, 46828, 49882, 50876, 56499, 61383, 67229, 70242, 71484, 74823, 75332, 76314, 80422, 81844, 81949, 83398, 89033, 99764, 112998, 120633, 122766, 125097, 131831, 134458, 140484, 143227, 149646, 152628, 160844, 163898, 166796, 178066, 201687, 225996, 241266, 245532, 245847, 250194, 263662, 267099, 268916, 281477, 286454, 299292, 327796, 356132, 395493, 403374, 429681, 433159, 470603, 482532, 491694, 500388, 527324, 534198, 562954, 572908, 573643, 790986, 806748, 844431, 859362, 866318, 922817, 924853, 941206, 983388, 1068396, 1125908, 1147286, 1299477, 1411809, 1487807, 1581972, 1688862, 1718724, 1720929, 1732636, 1845634, 1849706, 1882412, 1970339, 2294572, 2598954, 2768451, 2774559, 2823618, 2975614, 3032113, 3294221, 3377724, 3441858, 3691268, 3699412, 3940678, 4463421, 5197908, 5536902, 5549118, 5647236, 5911017, 5951228, 6064226, 6473971, 6588442, 6883716, 7881356, 8926842, 9096339, 9882663, 10414649, 11073804, 11098236, 11822034, 12128452, 12947942, 13176884, 17853684, 18192678, 19421913, 19765326, 20829298, 21224791, 23644068, 25895884, 31243947, 34219561, 36385356, 38843826, 39530652, 41658596, 42449582, 45317797, 62487894, 63674373, 68439122, 72902543, 77687652, 84899164, 90635594, 102658683, 124975788, 127348746, 135953391, 136878244, 145805086, 181271188, 205317366, 218707629, 239536927, 254697492, 271906782, 291610172, 410634732, 437415258, 479073854, 543813564, 718610781, 874830516, 958147708, 1437221562, 1676758489, 2874443124, 3353516978, 5030275467, 6707033956, 10060550934, 20121101868]

約数ペア:

[(1, 20121101868), (2, 10060550934), (3, 6707033956), (4, 5030275467), (6, 3353516978), (7, 2874443124), (12, 1676758489), (14, 1437221562), (21, 958147708), (23, 874830516), (28, 718610781), (37, 543813564), (42, 479073854), (46, 437415258), (49, 410634732), (69, 291610172), (74, 271906782), (79, 254697492), (84, 239536927), (92, 218707629), (98, 205317366), (111, 181271188), (138, 145805086), (147, 136878244), (148, 135953391), (158, 127348746), (161, 124975788), (196, 102658683), (222, 90635594), (237, 84899164), (259, 77687652), (276, 72902543), (294, 68439122), (316, 63674373), (322, 62487894), (444, 45317797), (474, 42449582), (483, 41658596), (509, 39530652), (518, 38843826), (553, 36385356), (588, 34219561), (644, 31243947), (777, 25895884), (851, 23644068), (948, 21224791), (966, 20829298), (1018, 19765326), (1036, 19421913), (1106, 18192678), (1127, 17853684), (1527, 13176884), (1554, 12947942), (1659, 12128452), (1702, 11822034), (1813, 11098236), (1817, 11073804), (1932, 10414649), (2036, 9882663), (2212, 9096339), (2254, 8926842), (2553, 7881356), (2923, 6883716), (3054, 6588442), (3108, 6473971), (3318, 6064226), (3381, 5951228), (3404, 5911017), (3563, 5647236), (3626, 5549118), (3634, 5536902), (3871, 5197908), (4508, 4463421), (5106, 3940678), (5439, 3699412), (5451, 3691268), (5846, 3441858), (5957, 3377724), (6108, 3294221), (6636, 3032113), (6762, 2975614), (7126, 2823618), (7252, 2774559), (7268, 2768451), (7742, 2598954), (8769, 2294572), (10212, 1970339), (10689, 1882412), (10878, 1849706), (10902, 1845634), (11613, 1732636), (11692, 1720929), (11707, 1718724), (11914, 1688862), (12719, 1581972), (13524, 1487807), (14252, 1411809), (15484, 1299477), (17538, 1147286), (17871, 1125908), (18833, 1068396), (20461, 983388), (21378, 941206), (21756, 924853), (21804, 922817), (23226, 866318), (23414, 859362), (23828, 844431), (24941, 806748), (25438, 790986), (35076, 573643), (35121, 572908), (35742, 562954), (37666, 534198), (38157, 527324), (40211, 500388), (40922, 491694), (41699, 482532), (42756, 470603), (46452, 433159), (46828, 429681), (49882, 403374), (50876, 395493), (56499, 356132), (61383, 327796), (67229, 299292), (70242, 286454), (71484, 281477), (74823, 268916), (75332, 267099), (76314, 263662), (80422, 250194), (81844, 245847), (81949, 245532), (83398, 241266), (89033, 225996), (99764, 201687), (112998, 178066), (120633, 166796), (122766, 163898), (125097, 160844), (131831, 152628), (134458, 149646), (140484, 143227)]