391481640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1125

約数の個数: 256

約数和(自身を含む): 1470873600

約数和(自身を除く): 1079391960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 31, 33, 36, 40, 44, 45, 54, 55, 60, 62, 66, 72, 88, 90, 93, 99, 108, 110, 120, 124, 132, 135, 155, 165, 180, 186, 198, 216, 220, 248, 264, 270, 279, 297, 310, 330, 341, 360, 372, 396, 440, 465, 495, 540, 558, 594, 620, 660, 682, 744, 792, 837, 930, 990, 1023, 1063, 1080, 1116, 1188, 1240, 1320, 1364, 1395, 1485, 1674, 1705, 1860, 1980, 2046, 2126, 2232, 2376, 2728, 2790, 2970, 3069, 3189, 3348, 3410, 3720, 3960, 4092, 4185, 4252, 5115, 5315, 5580, 5940, 6138, 6378, 6696, 6820, 8184, 8370, 8504, 9207, 9567, 10230, 10630, 11160, 11693, 11880, 12276, 12756, 13640, 15345, 15945, 16740, 18414, 19134, 20460, 21260, 23386, 24552, 25512, 28701, 30690, 31890, 32953, 33480, 35079, 36828, 38268, 40920, 42520, 46035, 46772, 47835, 57402, 58465, 61380, 63780, 65906, 70158, 73656, 76536, 92070, 93544, 95670, 98859, 105237, 114804, 116930, 122760, 127560, 131812, 140316, 143505, 164765, 175395, 184140, 191340, 197718, 210474, 229608, 233860, 263624, 280632, 287010, 296577, 315711, 329530, 350790, 362483, 368280, 382680, 395436, 420948, 467720, 494295, 526185, 574020, 593154, 631422, 659060, 701580, 724966, 790872, 841896, 889731, 988590, 1052370, 1087449, 1148040, 1186308, 1262844, 1318120, 1403160, 1449932, 1482885, 1578555, 1779462, 1812415, 1977180, 2104740, 2174898, 2372616, 2525688, 2899864, 2965770, 3157110, 3262347, 3558924, 3624830, 3954360, 4209480, 4349796, 4448655, 5437245, 5931540, 6314220, 6524694, 7117848, 7249660, 8699592, 8897310, 9787041, 10874490, 11863080, 12628440, 13049388, 14499320, 16311735, 17794620, 19574082, 21748980, 26098776, 32623470, 35589240, 39148164, 43497960, 48935205, 65246940, 78296328, 97870410, 130493880, 195740820, 391481640]

約数ペア:

[(1, 391481640), (2, 195740820), (3, 130493880), (4, 97870410), (5, 78296328), (6, 65246940), (8, 48935205), (9, 43497960), (10, 39148164), (11, 35589240), (12, 32623470), (15, 26098776), (18, 21748980), (20, 19574082), (22, 17794620), (24, 16311735), (27, 14499320), (30, 13049388), (31, 12628440), (33, 11863080), (36, 10874490), (40, 9787041), (44, 8897310), (45, 8699592), (54, 7249660), (55, 7117848), (60, 6524694), (62, 6314220), (66, 5931540), (72, 5437245), (88, 4448655), (90, 4349796), (93, 4209480), (99, 3954360), (108, 3624830), (110, 3558924), (120, 3262347), (124, 3157110), (132, 2965770), (135, 2899864), (155, 2525688), (165, 2372616), (180, 2174898), (186, 2104740), (198, 1977180), (216, 1812415), (220, 1779462), (248, 1578555), (264, 1482885), (270, 1449932), (279, 1403160), (297, 1318120), (310, 1262844), (330, 1186308), (341, 1148040), (360, 1087449), (372, 1052370), (396, 988590), (440, 889731), (465, 841896), (495, 790872), (540, 724966), (558, 701580), (594, 659060), (620, 631422), (660, 593154), (682, 574020), (744, 526185), (792, 494295), (837, 467720), (930, 420948), (990, 395436), (1023, 382680), (1063, 368280), (1080, 362483), (1116, 350790), (1188, 329530), (1240, 315711), (1320, 296577), (1364, 287010), (1395, 280632), (1485, 263624), (1674, 233860), (1705, 229608), (1860, 210474), (1980, 197718), (2046, 191340), (2126, 184140), (2232, 175395), (2376, 164765), (2728, 143505), (2790, 140316), (2970, 131812), (3069, 127560), (3189, 122760), (3348, 116930), (3410, 114804), (3720, 105237), (3960, 98859), (4092, 95670), (4185, 93544), (4252, 92070), (5115, 76536), (5315, 73656), (5580, 70158), (5940, 65906), (6138, 63780), (6378, 61380), (6696, 58465), (6820, 57402), (8184, 47835), (8370, 46772), (8504, 46035), (9207, 42520), (9567, 40920), (10230, 38268), (10630, 36828), (11160, 35079), (11693, 33480), (11880, 32953), (12276, 31890), (12756, 30690), (13640, 28701), (15345, 25512), (15945, 24552), (16740, 23386), (18414, 21260), (19134, 20460)]