123299820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 450793728

約数和(自身を除く): 327493908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 83, 84, 90, 105, 108, 126, 131, 135, 140, 162, 166, 180, 189, 210, 249, 252, 262, 270, 315, 324, 332, 378, 393, 405, 415, 420, 498, 524, 540, 567, 581, 630, 655, 747, 756, 786, 810, 830, 917, 945, 996, 1134, 1162, 1179, 1245, 1260, 1310, 1494, 1572, 1620, 1660, 1743, 1834, 1890, 1965, 2241, 2268, 2324, 2358, 2490, 2620, 2751, 2835, 2905, 2988, 3486, 3537, 3668, 3735, 3780, 3930, 4482, 4585, 4716, 4980, 5229, 5502, 5670, 5810, 5895, 6723, 6972, 7074, 7470, 7860, 8253, 8715, 8964, 9170, 10458, 10611, 10873, 11004, 11205, 11340, 11620, 11790, 13446, 13755, 14148, 14940, 15687, 16506, 17430, 17685, 18340, 20916, 21222, 21746, 22410, 23580, 24759, 26145, 26892, 27510, 31374, 32619, 33012, 33615, 34860, 35370, 41265, 42444, 43492, 44820, 47061, 49518, 52290, 53055, 54365, 55020, 62748, 65238, 67230, 70740, 74277, 76111, 78435, 82530, 94122, 97857, 99036, 104580, 106110, 108730, 123795, 130476, 134460, 148554, 152222, 156870, 163095, 165060, 188244, 195714, 212220, 217460, 228333, 235305, 247590, 293571, 297108, 304444, 313740, 326190, 371385, 380555, 391428, 456666, 470610, 489285, 495180, 587142, 652380, 684999, 742770, 761110, 880713, 913332, 941220, 978570, 1141665, 1174284, 1369998, 1467855, 1485540, 1522220, 1761426, 1957140, 2054997, 2283330, 2739996, 2935710, 3424995, 3522852, 4109994, 4403565, 4566660, 5871420, 6164991, 6849990, 8219988, 8807130, 10274985, 12329982, 13699980, 17614260, 20549970, 24659964, 30824955, 41099940, 61649910, 123299820]

約数ペア:

[(1, 123299820), (2, 61649910), (3, 41099940), (4, 30824955), (5, 24659964), (6, 20549970), (7, 17614260), (9, 13699980), (10, 12329982), (12, 10274985), (14, 8807130), (15, 8219988), (18, 6849990), (20, 6164991), (21, 5871420), (27, 4566660), (28, 4403565), (30, 4109994), (35, 3522852), (36, 3424995), (42, 2935710), (45, 2739996), (54, 2283330), (60, 2054997), (63, 1957140), (70, 1761426), (81, 1522220), (83, 1485540), (84, 1467855), (90, 1369998), (105, 1174284), (108, 1141665), (126, 978570), (131, 941220), (135, 913332), (140, 880713), (162, 761110), (166, 742770), (180, 684999), (189, 652380), (210, 587142), (249, 495180), (252, 489285), (262, 470610), (270, 456666), (315, 391428), (324, 380555), (332, 371385), (378, 326190), (393, 313740), (405, 304444), (415, 297108), (420, 293571), (498, 247590), (524, 235305), (540, 228333), (567, 217460), (581, 212220), (630, 195714), (655, 188244), (747, 165060), (756, 163095), (786, 156870), (810, 152222), (830, 148554), (917, 134460), (945, 130476), (996, 123795), (1134, 108730), (1162, 106110), (1179, 104580), (1245, 99036), (1260, 97857), (1310, 94122), (1494, 82530), (1572, 78435), (1620, 76111), (1660, 74277), (1743, 70740), (1834, 67230), (1890, 65238), (1965, 62748), (2241, 55020), (2268, 54365), (2324, 53055), (2358, 52290), (2490, 49518), (2620, 47061), (2751, 44820), (2835, 43492), (2905, 42444), (2988, 41265), (3486, 35370), (3537, 34860), (3668, 33615), (3735, 33012), (3780, 32619), (3930, 31374), (4482, 27510), (4585, 26892), (4716, 26145), (4980, 24759), (5229, 23580), (5502, 22410), (5670, 21746), (5810, 21222), (5895, 20916), (6723, 18340), (6972, 17685), (7074, 17430), (7470, 16506), (7860, 15687), (8253, 14940), (8715, 14148), (8964, 13755), (9170, 13446), (10458, 11790), (10611, 11620), (10873, 11340), (11004, 11205)]