20565331488

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1281

約数の個数: 288

約数和(自身を含む): 65521612800

約数和(自身を除く): 44956281312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 127, 144, 156, 169, 208, 216, 234, 254, 288, 312, 338, 351, 381, 416, 432, 468, 507, 508, 624, 676, 702, 762, 864, 936, 1014, 1016, 1109, 1143, 1248, 1352, 1404, 1521, 1524, 1651, 1872, 2028, 2032, 2218, 2286, 2704, 2808, 3042, 3048, 3302, 3327, 3429, 3744, 4056, 4064, 4436, 4563, 4572, 4953, 5408, 5616, 6084, 6096, 6604, 6654, 6858, 8112, 8872, 9126, 9144, 9906, 9981, 11232, 12168, 12192, 13208, 13308, 13716, 14417, 14859, 16224, 17744, 18252, 18288, 19812, 19962, 21463, 24336, 26416, 26616, 27432, 28834, 29718, 29943, 35488, 36504, 36576, 39624, 39924, 42926, 43251, 44577, 48672, 52832, 53232, 54864, 57668, 59436, 59886, 64389, 73008, 79248, 79848, 85852, 86502, 89154, 106464, 109728, 115336, 118872, 119772, 128778, 129753, 140843, 146016, 158496, 159696, 171704, 173004, 178308, 187421, 193167, 230672, 237744, 239544, 257556, 259506, 281686, 319392, 343408, 346008, 356616, 374842, 386334, 389259, 422529, 461344, 475488, 479088, 515112, 519012, 562263, 563372, 579501, 686816, 692016, 713232, 749684, 772668, 778518, 845058, 958176, 1030224, 1038024, 1124526, 1126744, 1159002, 1267587, 1384032, 1426464, 1499368, 1545336, 1557036, 1686789, 1690116, 1830959, 2060448, 2076048, 2249052, 2253488, 2318004, 2535174, 2998736, 3090672, 3114072, 3373578, 3380232, 3661918, 3802761, 4152096, 4498104, 4506976, 4636008, 5060367, 5070348, 5492877, 5997472, 6181344, 6228144, 6747156, 6760464, 7323836, 7605522, 8996208, 9272016, 10120734, 10140696, 10985754, 12456288, 13494312, 13520928, 14647672, 15211044, 16478631, 17992416, 18544032, 20241468, 20281392, 21971508, 23802467, 26988624, 29295344, 30422088, 32957262, 40482936, 40562784, 43943016, 47604934, 49435893, 53977248, 58590688, 60844176, 65914524, 71407401, 80965872, 87886032, 95209868, 98871786, 121688352, 131829048, 142814802, 161931744, 175772064, 190419736, 197743572, 214222203, 263658096, 285629604, 380839472, 395487144, 428444406, 527316192, 571259208, 642666609, 761678944, 790974288, 856888812, 1142518416, 1285333218, 1581948576, 1713777624, 2285036832, 2570666436, 3427555248, 5141332872, 6855110496, 10282665744, 20565331488]

約数ペア:

[(1, 20565331488), (2, 10282665744), (3, 6855110496), (4, 5141332872), (6, 3427555248), (8, 2570666436), (9, 2285036832), (12, 1713777624), (13, 1581948576), (16, 1285333218), (18, 1142518416), (24, 856888812), (26, 790974288), (27, 761678944), (32, 642666609), (36, 571259208), (39, 527316192), (48, 428444406), (52, 395487144), (54, 380839472), (72, 285629604), (78, 263658096), (96, 214222203), (104, 197743572), (108, 190419736), (117, 175772064), (127, 161931744), (144, 142814802), (156, 131829048), (169, 121688352), (208, 98871786), (216, 95209868), (234, 87886032), (254, 80965872), (288, 71407401), (312, 65914524), (338, 60844176), (351, 58590688), (381, 53977248), (416, 49435893), (432, 47604934), (468, 43943016), (507, 40562784), (508, 40482936), (624, 32957262), (676, 30422088), (702, 29295344), (762, 26988624), (864, 23802467), (936, 21971508), (1014, 20281392), (1016, 20241468), (1109, 18544032), (1143, 17992416), (1248, 16478631), (1352, 15211044), (1404, 14647672), (1521, 13520928), (1524, 13494312), (1651, 12456288), (1872, 10985754), (2028, 10140696), (2032, 10120734), (2218, 9272016), (2286, 8996208), (2704, 7605522), (2808, 7323836), (3042, 6760464), (3048, 6747156), (3302, 6228144), (3327, 6181344), (3429, 5997472), (3744, 5492877), (4056, 5070348), (4064, 5060367), (4436, 4636008), (4563, 4506976), (4572, 4498104), (4953, 4152096), (5408, 3802761), (5616, 3661918), (6084, 3380232), (6096, 3373578), (6604, 3114072), (6654, 3090672), (6858, 2998736), (8112, 2535174), (8872, 2318004), (9126, 2253488), (9144, 2249052), (9906, 2076048), (9981, 2060448), (11232, 1830959), (12168, 1690116), (12192, 1686789), (13208, 1557036), (13308, 1545336), (13716, 1499368), (14417, 1426464), (14859, 1384032), (16224, 1267587), (17744, 1159002), (18252, 1126744), (18288, 1124526), (19812, 1038024), (19962, 1030224), (21463, 958176), (24336, 845058), (26416, 778518), (26616, 772668), (27432, 749684), (28834, 713232), (29718, 692016), (29943, 686816), (35488, 579501), (36504, 563372), (36576, 562263), (39624, 519012), (39924, 515112), (42926, 479088), (43251, 475488), (44577, 461344), (48672, 422529), (52832, 389259), (53232, 386334), (54864, 374842), (57668, 356616), (59436, 346008), (59886, 343408), (64389, 319392), (73008, 281686), (79248, 259506), (79848, 257556), (85852, 239544), (86502, 237744), (89154, 230672), (106464, 193167), (109728, 187421), (115336, 178308), (118872, 173004), (119772, 171704), (128778, 159696), (129753, 158496), (140843, 146016)]