1320377940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:543

約数の個数: 288

約数和(自身を含む): 4777194240

約数和(自身を除く): 3456816300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 61, 63, 70, 82, 84, 90, 105, 122, 123, 126, 140, 164, 180, 183, 205, 210, 244, 246, 252, 287, 305, 315, 366, 369, 410, 419, 420, 427, 492, 549, 574, 610, 615, 630, 732, 738, 820, 838, 854, 861, 915, 1098, 1148, 1220, 1230, 1257, 1260, 1281, 1435, 1476, 1676, 1708, 1722, 1830, 1845, 2095, 2135, 2196, 2460, 2501, 2514, 2562, 2583, 2745, 2870, 2933, 3444, 3660, 3690, 3771, 3843, 4190, 4270, 4305, 5002, 5028, 5124, 5166, 5490, 5740, 5866, 6285, 6405, 7380, 7503, 7542, 7686, 8380, 8540, 8610, 8799, 10004, 10332, 10980, 11732, 12505, 12570, 12810, 12915, 14665, 15006, 15084, 15372, 17179, 17220, 17507, 17598, 18855, 19215, 22509, 25010, 25140, 25559, 25620, 25830, 26397, 29330, 30012, 34358, 35014, 35196, 37515, 37710, 38430, 43995, 45018, 50020, 51118, 51537, 51660, 52521, 52794, 58660, 68716, 70028, 75030, 75420, 76677, 76860, 85895, 87535, 87990, 90036, 102236, 103074, 105042, 105588, 112545, 120253, 127795, 131985, 150060, 153354, 154611, 157563, 171790, 175070, 175980, 178913, 206148, 210084, 225090, 230031, 240506, 255590, 257685, 262605, 263970, 306708, 309222, 315126, 343580, 350140, 357826, 360759, 383385, 450180, 460062, 481012, 511180, 515370, 525210, 527940, 536739, 601265, 618444, 630252, 715652, 721518, 766770, 773055, 787815, 894565, 920124, 1030740, 1047919, 1050420, 1073478, 1082277, 1150155, 1202530, 1443036, 1533540, 1546110, 1575630, 1610217, 1789130, 1803795, 2095838, 2146956, 2164554, 2300310, 2405060, 2683695, 3092220, 3143757, 3151260, 3220434, 3578260, 3607590, 4191676, 4329108, 4600620, 5239595, 5367390, 5411385, 6287514, 6440868, 7215180, 7335433, 8051085, 9431271, 10479190, 10734780, 10822770, 12575028, 14670866, 15718785, 16102170, 18862542, 20958380, 21645540, 22006299, 29341732, 31437570, 32204340, 36677165, 37725084, 44012598, 47156355, 62875140, 66018897, 73354330, 88025196, 94312710, 110031495, 132037794, 146708660, 188625420, 220062990, 264075588, 330094485, 440125980, 660188970, 1320377940]

約数ペア:

[(1, 1320377940), (2, 660188970), (3, 440125980), (4, 330094485), (5, 264075588), (6, 220062990), (7, 188625420), (9, 146708660), (10, 132037794), (12, 110031495), (14, 94312710), (15, 88025196), (18, 73354330), (20, 66018897), (21, 62875140), (28, 47156355), (30, 44012598), (35, 37725084), (36, 36677165), (41, 32204340), (42, 31437570), (45, 29341732), (60, 22006299), (61, 21645540), (63, 20958380), (70, 18862542), (82, 16102170), (84, 15718785), (90, 14670866), (105, 12575028), (122, 10822770), (123, 10734780), (126, 10479190), (140, 9431271), (164, 8051085), (180, 7335433), (183, 7215180), (205, 6440868), (210, 6287514), (244, 5411385), (246, 5367390), (252, 5239595), (287, 4600620), (305, 4329108), (315, 4191676), (366, 3607590), (369, 3578260), (410, 3220434), (419, 3151260), (420, 3143757), (427, 3092220), (492, 2683695), (549, 2405060), (574, 2300310), (610, 2164554), (615, 2146956), (630, 2095838), (732, 1803795), (738, 1789130), (820, 1610217), (838, 1575630), (854, 1546110), (861, 1533540), (915, 1443036), (1098, 1202530), (1148, 1150155), (1220, 1082277), (1230, 1073478), (1257, 1050420), (1260, 1047919), (1281, 1030740), (1435, 920124), (1476, 894565), (1676, 787815), (1708, 773055), (1722, 766770), (1830, 721518), (1845, 715652), (2095, 630252), (2135, 618444), (2196, 601265), (2460, 536739), (2501, 527940), (2514, 525210), (2562, 515370), (2583, 511180), (2745, 481012), (2870, 460062), (2933, 450180), (3444, 383385), (3660, 360759), (3690, 357826), (3771, 350140), (3843, 343580), (4190, 315126), (4270, 309222), (4305, 306708), (5002, 263970), (5028, 262605), (5124, 257685), (5166, 255590), (5490, 240506), (5740, 230031), (5866, 225090), (6285, 210084), (6405, 206148), (7380, 178913), (7503, 175980), (7542, 175070), (7686, 171790), (8380, 157563), (8540, 154611), (8610, 153354), (8799, 150060), (10004, 131985), (10332, 127795), (10980, 120253), (11732, 112545), (12505, 105588), (12570, 105042), (12810, 103074), (12915, 102236), (14665, 90036), (15006, 87990), (15084, 87535), (15372, 85895), (17179, 76860), (17220, 76677), (17507, 75420), (17598, 75030), (18855, 70028), (19215, 68716), (22509, 58660), (25010, 52794), (25140, 52521), (25559, 51660), (25620, 51537), (25830, 51118), (26397, 50020), (29330, 45018), (30012, 43995), (34358, 38430), (35014, 37710), (35196, 37515)]