80003880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 192

約数和(自身を含む): 288100800

約数和(自身を除く): 208096920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 89, 90, 99, 110, 120, 132, 165, 178, 180, 198, 220, 227, 264, 267, 330, 356, 360, 396, 440, 445, 454, 495, 534, 660, 681, 712, 792, 801, 890, 908, 979, 990, 1068, 1135, 1320, 1335, 1362, 1602, 1780, 1816, 1958, 1980, 2043, 2136, 2270, 2497, 2670, 2724, 2937, 3204, 3405, 3560, 3916, 3960, 4005, 4086, 4540, 4895, 4994, 5340, 5448, 5874, 6408, 6810, 7491, 7832, 8010, 8172, 8811, 9080, 9790, 9988, 10215, 10680, 11748, 12485, 13620, 14685, 14982, 16020, 16344, 17622, 19580, 19976, 20203, 20430, 22473, 23496, 24970, 27240, 29370, 29964, 32040, 35244, 37455, 39160, 40406, 40860, 44055, 44946, 49940, 58740, 59928, 60609, 70488, 74910, 80812, 81720, 88110, 89892, 99880, 101015, 112365, 117480, 121218, 149820, 161624, 176220, 179784, 181827, 202030, 222233, 224730, 242436, 299640, 303045, 352440, 363654, 404060, 444466, 449460, 484872, 606090, 666699, 727308, 808120, 888932, 898920, 909135, 1111165, 1212180, 1333398, 1454616, 1777864, 1818270, 2000097, 2222330, 2424360, 2666796, 3333495, 3636540, 4000194, 4444660, 5333592, 6666990, 7273080, 8000388, 8889320, 10000485, 13333980, 16000776, 20000970, 26667960, 40001940, 80003880]

約数ペア:

[(1, 80003880), (2, 40001940), (3, 26667960), (4, 20000970), (5, 16000776), (6, 13333980), (8, 10000485), (9, 8889320), (10, 8000388), (11, 7273080), (12, 6666990), (15, 5333592), (18, 4444660), (20, 4000194), (22, 3636540), (24, 3333495), (30, 2666796), (33, 2424360), (36, 2222330), (40, 2000097), (44, 1818270), (45, 1777864), (55, 1454616), (60, 1333398), (66, 1212180), (72, 1111165), (88, 909135), (89, 898920), (90, 888932), (99, 808120), (110, 727308), (120, 666699), (132, 606090), (165, 484872), (178, 449460), (180, 444466), (198, 404060), (220, 363654), (227, 352440), (264, 303045), (267, 299640), (330, 242436), (356, 224730), (360, 222233), (396, 202030), (440, 181827), (445, 179784), (454, 176220), (495, 161624), (534, 149820), (660, 121218), (681, 117480), (712, 112365), (792, 101015), (801, 99880), (890, 89892), (908, 88110), (979, 81720), (990, 80812), (1068, 74910), (1135, 70488), (1320, 60609), (1335, 59928), (1362, 58740), (1602, 49940), (1780, 44946), (1816, 44055), (1958, 40860), (1980, 40406), (2043, 39160), (2136, 37455), (2270, 35244), (2497, 32040), (2670, 29964), (2724, 29370), (2937, 27240), (3204, 24970), (3405, 23496), (3560, 22473), (3916, 20430), (3960, 20203), (4005, 19976), (4086, 19580), (4540, 17622), (4895, 16344), (4994, 16020), (5340, 14982), (5448, 14685), (5874, 13620), (6408, 12485), (6810, 11748), (7491, 10680), (7832, 10215), (8010, 9988), (8172, 9790), (8811, 9080)]