206020080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1064

約数の個数: 240

約数和(自身を含む): 810823104

約数和(自身を除く): 604803024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 112, 120, 123, 126, 140, 144, 164, 168, 180, 205, 210, 240, 246, 252, 280, 287, 315, 328, 336, 360, 369, 410, 420, 492, 504, 560, 574, 615, 630, 656, 720, 738, 820, 840, 861, 984, 997, 1008, 1148, 1230, 1260, 1435, 1476, 1640, 1680, 1722, 1845, 1968, 1994, 2296, 2460, 2520, 2583, 2870, 2952, 2991, 3280, 3444, 3690, 3988, 4305, 4592, 4920, 4985, 5040, 5166, 5740, 5904, 5982, 6888, 6979, 7380, 7976, 8610, 8973, 9840, 9970, 10332, 11480, 11964, 12915, 13776, 13958, 14760, 14955, 15952, 17220, 17946, 19940, 20664, 20937, 22960, 23928, 25830, 27916, 29520, 29910, 34440, 34895, 35892, 39880, 40877, 41328, 41874, 44865, 47856, 51660, 55832, 59820, 62811, 68880, 69790, 71784, 79760, 81754, 83748, 89730, 103320, 104685, 111664, 119640, 122631, 125622, 139580, 143568, 163508, 167496, 179460, 204385, 206640, 209370, 239280, 245262, 251244, 279160, 286139, 314055, 327016, 334992, 358920, 367893, 408770, 418740, 490524, 502488, 558320, 572278, 613155, 628110, 654032, 717840, 735786, 817540, 837480, 858417, 981048, 1004976, 1144556, 1226310, 1256220, 1430695, 1471572, 1635080, 1674960, 1716834, 1839465, 1962096, 2289112, 2452620, 2512440, 2575251, 2861390, 2943144, 3270160, 3433668, 3678930, 4292085, 4578224, 4905240, 5024880, 5150502, 5722780, 5886288, 6867336, 7357860, 8584170, 9810480, 10301004, 11445560, 12876255, 13734672, 14715720, 17168340, 20602008, 22891120, 25752510, 29431440, 34336680, 41204016, 51505020, 68673360, 103010040, 206020080]

約数ペア:

[(1, 206020080), (2, 103010040), (3, 68673360), (4, 51505020), (5, 41204016), (6, 34336680), (7, 29431440), (8, 25752510), (9, 22891120), (10, 20602008), (12, 17168340), (14, 14715720), (15, 13734672), (16, 12876255), (18, 11445560), (20, 10301004), (21, 9810480), (24, 8584170), (28, 7357860), (30, 6867336), (35, 5886288), (36, 5722780), (40, 5150502), (41, 5024880), (42, 4905240), (45, 4578224), (48, 4292085), (56, 3678930), (60, 3433668), (63, 3270160), (70, 2943144), (72, 2861390), (80, 2575251), (82, 2512440), (84, 2452620), (90, 2289112), (105, 1962096), (112, 1839465), (120, 1716834), (123, 1674960), (126, 1635080), (140, 1471572), (144, 1430695), (164, 1256220), (168, 1226310), (180, 1144556), (205, 1004976), (210, 981048), (240, 858417), (246, 837480), (252, 817540), (280, 735786), (287, 717840), (315, 654032), (328, 628110), (336, 613155), (360, 572278), (369, 558320), (410, 502488), (420, 490524), (492, 418740), (504, 408770), (560, 367893), (574, 358920), (615, 334992), (630, 327016), (656, 314055), (720, 286139), (738, 279160), (820, 251244), (840, 245262), (861, 239280), (984, 209370), (997, 206640), (1008, 204385), (1148, 179460), (1230, 167496), (1260, 163508), (1435, 143568), (1476, 139580), (1640, 125622), (1680, 122631), (1722, 119640), (1845, 111664), (1968, 104685), (1994, 103320), (2296, 89730), (2460, 83748), (2520, 81754), (2583, 79760), (2870, 71784), (2952, 69790), (2991, 68880), (3280, 62811), (3444, 59820), (3690, 55832), (3988, 51660), (4305, 47856), (4592, 44865), (4920, 41874), (4985, 41328), (5040, 40877), (5166, 39880), (5740, 35892), (5904, 34895), (5982, 34440), (6888, 29910), (6979, 29520), (7380, 27916), (7976, 25830), (8610, 23928), (8973, 22960), (9840, 20937), (9970, 20664), (10332, 19940), (11480, 17946), (11964, 17220), (12915, 15952), (13776, 14955), (13958, 14760)]