20555470404

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:739

約数の個数: 216

約数和(自身を含む): 61282330200

約数和(自身を除く): 40726859796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 173, 193, 196, 252, 294, 346, 349, 386, 441, 519, 579, 588, 692, 698, 772, 882, 1038, 1047, 1158, 1211, 1351, 1396, 1557, 1737, 1764, 2076, 2094, 2316, 2422, 2443, 2702, 3114, 3141, 3474, 3633, 4053, 4188, 4844, 4886, 5404, 6228, 6282, 6948, 7266, 7329, 8106, 8477, 9457, 9772, 10899, 12159, 12564, 14532, 14658, 16212, 16954, 17101, 18914, 21798, 21987, 24318, 25431, 28371, 29316, 33389, 33908, 34202, 37828, 43596, 43974, 48636, 50862, 51303, 56742, 60377, 66778, 67357, 68404, 76293, 85113, 87948, 100167, 101724, 102606, 113484, 120754, 133556, 134714, 152586, 153909, 170226, 181131, 200334, 202071, 205212, 233723, 241508, 269428, 300501, 305172, 307818, 340452, 362262, 400668, 404142, 422639, 467446, 471499, 543393, 601002, 606213, 615636, 701169, 724524, 808284, 845278, 934892, 942998, 1086786, 1202004, 1212426, 1267917, 1402338, 1414497, 1636061, 1690556, 1885996, 2103507, 2173572, 2424852, 2535834, 2804676, 2828994, 2958473, 3272122, 3300493, 3803751, 4207014, 4243491, 4908183, 5071668, 5657988, 5916946, 6544244, 6600986, 7607502, 8414028, 8486982, 8875419, 9816366, 9901479, 11652761, 11833892, 13201972, 14724549, 15215004, 16973964, 17750838, 19632732, 19802958, 23305522, 26626257, 29449098, 29704437, 34958283, 35501676, 39605916, 46611044, 53252514, 58898196, 59408874, 69916566, 81569327, 104874849, 106505028, 118817748, 139833132, 163138654, 209749698, 244707981, 326277308, 419499396, 489415962, 570985289, 734123943, 978831924, 1141970578, 1468247886, 1712955867, 2283941156, 2936495772, 3425911734, 5138867601, 6851823468, 10277735202, 20555470404]

約数ペア:

[(1, 20555470404), (2, 10277735202), (3, 6851823468), (4, 5138867601), (6, 3425911734), (7, 2936495772), (9, 2283941156), (12, 1712955867), (14, 1468247886), (18, 1141970578), (21, 978831924), (28, 734123943), (36, 570985289), (42, 489415962), (49, 419499396), (63, 326277308), (84, 244707981), (98, 209749698), (126, 163138654), (147, 139833132), (173, 118817748), (193, 106505028), (196, 104874849), (252, 81569327), (294, 69916566), (346, 59408874), (349, 58898196), (386, 53252514), (441, 46611044), (519, 39605916), (579, 35501676), (588, 34958283), (692, 29704437), (698, 29449098), (772, 26626257), (882, 23305522), (1038, 19802958), (1047, 19632732), (1158, 17750838), (1211, 16973964), (1351, 15215004), (1396, 14724549), (1557, 13201972), (1737, 11833892), (1764, 11652761), (2076, 9901479), (2094, 9816366), (2316, 8875419), (2422, 8486982), (2443, 8414028), (2702, 7607502), (3114, 6600986), (3141, 6544244), (3474, 5916946), (3633, 5657988), (4053, 5071668), (4188, 4908183), (4844, 4243491), (4886, 4207014), (5404, 3803751), (6228, 3300493), (6282, 3272122), (6948, 2958473), (7266, 2828994), (7329, 2804676), (8106, 2535834), (8477, 2424852), (9457, 2173572), (9772, 2103507), (10899, 1885996), (12159, 1690556), (12564, 1636061), (14532, 1414497), (14658, 1402338), (16212, 1267917), (16954, 1212426), (17101, 1202004), (18914, 1086786), (21798, 942998), (21987, 934892), (24318, 845278), (25431, 808284), (28371, 724524), (29316, 701169), (33389, 615636), (33908, 606213), (34202, 601002), (37828, 543393), (43596, 471499), (43974, 467446), (48636, 422639), (50862, 404142), (51303, 400668), (56742, 362262), (60377, 340452), (66778, 307818), (67357, 305172), (68404, 300501), (76293, 269428), (85113, 241508), (87948, 233723), (100167, 205212), (101724, 202071), (102606, 200334), (113484, 181131), (120754, 170226), (133556, 153909), (134714, 152586)]