20549063640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{6271}}^1$

素因数の和:6422

約数の個数: 256

約数和(自身を含む): 72831467520

約数和(自身を除く): 52282403880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 83, 84, 94, 105, 120, 140, 141, 166, 168, 188, 210, 235, 249, 280, 282, 329, 332, 376, 415, 420, 470, 498, 564, 581, 658, 664, 705, 830, 840, 940, 987, 996, 1128, 1162, 1245, 1316, 1410, 1645, 1660, 1743, 1880, 1974, 1992, 2324, 2490, 2632, 2820, 2905, 3290, 3320, 3486, 3901, 3948, 4648, 4935, 4980, 5640, 5810, 6271, 6580, 6972, 7802, 7896, 8715, 9870, 9960, 11620, 11703, 12542, 13160, 13944, 15604, 17430, 18813, 19505, 19740, 23240, 23406, 25084, 27307, 31208, 31355, 34860, 37626, 39010, 39480, 43897, 46812, 50168, 54614, 58515, 62710, 69720, 75252, 78020, 81921, 87794, 93624, 94065, 109228, 117030, 125420, 131691, 136535, 150504, 156040, 163842, 175588, 188130, 218456, 219485, 234060, 250840, 263382, 273070, 294737, 327684, 351176, 376260, 409605, 438970, 468120, 520493, 526764, 546140, 589474, 655368, 658455, 752520, 819210, 877940, 884211, 1040986, 1053528, 1092280, 1178948, 1316910, 1473685, 1561479, 1638420, 1755880, 1768422, 2063159, 2081972, 2357896, 2602465, 2633820, 2947370, 3122958, 3276840, 3536844, 3643451, 4126318, 4163944, 4421055, 5204930, 5267640, 5894740, 6189477, 6245916, 7073688, 7286902, 7807395, 8252636, 8842110, 10315795, 10409860, 10930353, 11789480, 12378954, 12491832, 14573804, 15614790, 16505272, 17684220, 18217255, 20631590, 20819720, 21860706, 24463171, 24757908, 29147608, 30947385, 31229580, 35368440, 36434510, 41263180, 43721412, 48926342, 49515816, 54651765, 61894770, 62459160, 72869020, 73389513, 82526360, 87442824, 97852684, 109303530, 122315855, 123789540, 145738040, 146779026, 171242197, 195705368, 218607060, 244631710, 247579080, 293558052, 342484394, 366947565, 437214120, 489263420, 513726591, 587116104, 684968788, 733895130, 856210985, 978526840, 1027453182, 1369937576, 1467790260, 1712421970, 2054906364, 2568632955, 2935580520, 3424843940, 4109812728, 5137265910, 6849687880, 10274531820, 20549063640]

約数ペア:

[(1, 20549063640), (2, 10274531820), (3, 6849687880), (4, 5137265910), (5, 4109812728), (6, 3424843940), (7, 2935580520), (8, 2568632955), (10, 2054906364), (12, 1712421970), (14, 1467790260), (15, 1369937576), (20, 1027453182), (21, 978526840), (24, 856210985), (28, 733895130), (30, 684968788), (35, 587116104), (40, 513726591), (42, 489263420), (47, 437214120), (56, 366947565), (60, 342484394), (70, 293558052), (83, 247579080), (84, 244631710), (94, 218607060), (105, 195705368), (120, 171242197), (140, 146779026), (141, 145738040), (166, 123789540), (168, 122315855), (188, 109303530), (210, 97852684), (235, 87442824), (249, 82526360), (280, 73389513), (282, 72869020), (329, 62459160), (332, 61894770), (376, 54651765), (415, 49515816), (420, 48926342), (470, 43721412), (498, 41263180), (564, 36434510), (581, 35368440), (658, 31229580), (664, 30947385), (705, 29147608), (830, 24757908), (840, 24463171), (940, 21860706), (987, 20819720), (996, 20631590), (1128, 18217255), (1162, 17684220), (1245, 16505272), (1316, 15614790), (1410, 14573804), (1645, 12491832), (1660, 12378954), (1743, 11789480), (1880, 10930353), (1974, 10409860), (1992, 10315795), (2324, 8842110), (2490, 8252636), (2632, 7807395), (2820, 7286902), (2905, 7073688), (3290, 6245916), (3320, 6189477), (3486, 5894740), (3901, 5267640), (3948, 5204930), (4648, 4421055), (4935, 4163944), (4980, 4126318), (5640, 3643451), (5810, 3536844), (6271, 3276840), (6580, 3122958), (6972, 2947370), (7802, 2633820), (7896, 2602465), (8715, 2357896), (9870, 2081972), (9960, 2063159), (11620, 1768422), (11703, 1755880), (12542, 1638420), (13160, 1561479), (13944, 1473685), (15604, 1316910), (17430, 1178948), (18813, 1092280), (19505, 1053528), (19740, 1040986), (23240, 884211), (23406, 877940), (25084, 819210), (27307, 752520), (31208, 658455), (31355, 655368), (34860, 589474), (37626, 546140), (39010, 526764), (39480, 520493), (43897, 468120), (46812, 438970), (50168, 409605), (54614, 376260), (58515, 351176), (62710, 327684), (69720, 294737), (75252, 273070), (78020, 263382), (81921, 250840), (87794, 234060), (93624, 219485), (94065, 218456), (109228, 188130), (117030, 175588), (125420, 163842), (131691, 156040), (136535, 150504)]