1631681280

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1584

約数の個数: 288

約数和(自身を含む): 5980907520

約数和(自身を除く): 4349226240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 768, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1523, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2304, 2480, 2790, 2880, 2976, 3046, 3348, 3456, 3720, 3840, 3968, 4185, 4320, 4464, 4569, 4960, 5580, 5760, 5952, 6092, 6696, 6912, 7440, 7615, 7936, 8370, 8640, 8928, 9138, 9920, 11160, 11520, 11904, 12184, 13392, 13707, 14880, 15230, 16740, 17280, 17856, 18276, 19840, 22320, 22845, 23808, 24368, 26784, 27414, 29760, 30460, 33480, 34560, 35712, 36552, 39680, 41121, 44640, 45690, 47213, 48736, 53568, 54828, 59520, 60920, 66960, 68535, 71424, 73104, 82242, 89280, 91380, 94426, 97472, 107136, 109656, 119040, 121840, 133920, 137070, 141639, 146208, 164484, 178560, 182760, 188852, 194944, 205605, 214272, 219312, 236065, 243680, 267840, 274140, 283278, 292416, 328968, 357120, 365520, 377704, 389888, 411210, 424917, 438624, 472130, 487360, 535680, 548280, 566556, 584832, 657936, 708195, 731040, 755408, 822420, 849834, 877248, 944260, 974720, 1071360, 1096560, 1133112, 1169664, 1274751, 1315872, 1416390, 1462080, 1510816, 1644840, 1699668, 1754496, 1888520, 1949440, 2124585, 2193120, 2266224, 2549502, 2631744, 2832780, 2924160, 3021632, 3289680, 3399336, 3508992, 3777040, 4249170, 4386240, 4532448, 5099004, 5263488, 5665560, 5848320, 6043264, 6373755, 6579360, 6798672, 7554080, 8498340, 8772480, 9064896, 10198008, 10526976, 11331120, 12086528, 12747510, 13158720, 13597344, 15108160, 16996680, 17544960, 18129792, 20396016, 22662240, 25495020, 26317440, 27194688, 30216320, 33993360, 36259584, 40792032, 45324480, 50990040, 52634880, 54389376, 60432640, 67986720, 81584064, 90648960, 101980080, 108778752, 135973440, 163168128, 181297920, 203960160, 271946880, 326336256, 407920320, 543893760, 815840640, 1631681280]

約数ペア:

[(1, 1631681280), (2, 815840640), (3, 543893760), (4, 407920320), (5, 326336256), (6, 271946880), (8, 203960160), (9, 181297920), (10, 163168128), (12, 135973440), (15, 108778752), (16, 101980080), (18, 90648960), (20, 81584064), (24, 67986720), (27, 60432640), (30, 54389376), (31, 52634880), (32, 50990040), (36, 45324480), (40, 40792032), (45, 36259584), (48, 33993360), (54, 30216320), (60, 27194688), (62, 26317440), (64, 25495020), (72, 22662240), (80, 20396016), (90, 18129792), (93, 17544960), (96, 16996680), (108, 15108160), (120, 13597344), (124, 13158720), (128, 12747510), (135, 12086528), (144, 11331120), (155, 10526976), (160, 10198008), (180, 9064896), (186, 8772480), (192, 8498340), (216, 7554080), (240, 6798672), (248, 6579360), (256, 6373755), (270, 6043264), (279, 5848320), (288, 5665560), (310, 5263488), (320, 5099004), (360, 4532448), (372, 4386240), (384, 4249170), (432, 3777040), (465, 3508992), (480, 3399336), (496, 3289680), (540, 3021632), (558, 2924160), (576, 2832780), (620, 2631744), (640, 2549502), (720, 2266224), (744, 2193120), (768, 2124585), (837, 1949440), (864, 1888520), (930, 1754496), (960, 1699668), (992, 1644840), (1080, 1510816), (1116, 1462080), (1152, 1416390), (1240, 1315872), (1280, 1274751), (1395, 1169664), (1440, 1133112), (1488, 1096560), (1523, 1071360), (1674, 974720), (1728, 944260), (1860, 877248), (1920, 849834), (1984, 822420), (2160, 755408), (2232, 731040), (2304, 708195), (2480, 657936), (2790, 584832), (2880, 566556), (2976, 548280), (3046, 535680), (3348, 487360), (3456, 472130), (3720, 438624), (3840, 424917), (3968, 411210), (4185, 389888), (4320, 377704), (4464, 365520), (4569, 357120), (4960, 328968), (5580, 292416), (5760, 283278), (5952, 274140), (6092, 267840), (6696, 243680), (6912, 236065), (7440, 219312), (7615, 214272), (7936, 205605), (8370, 194944), (8640, 188852), (8928, 182760), (9138, 178560), (9920, 164484), (11160, 146208), (11520, 141639), (11904, 137070), (12184, 133920), (13392, 121840), (13707, 119040), (14880, 109656), (15230, 107136), (16740, 97472), (17280, 94426), (17856, 91380), (18276, 89280), (19840, 82242), (22320, 73104), (22845, 71424), (23808, 68535), (24368, 66960), (26784, 60920), (27414, 59520), (29760, 54828), (30460, 53568), (33480, 48736), (34560, 47213), (35712, 45690), (36552, 44640), (39680, 41121)]