19284480

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 240

約数和(自身を含む): 71495424

約数和(自身を除く): 52210944

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, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 243, 248, 256, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 432, 465, 480, 486, 496, 512, 540, 558, 576, 620, 640, 648, 720, 744, 768, 810, 837, 864, 930, 960, 972, 992, 1080, 1116, 1152, 1215, 1240, 1280, 1296, 1395, 1440, 1488, 1536, 1620, 1674, 1728, 1860, 1920, 1944, 1984, 2160, 2232, 2304, 2430, 2480, 2511, 2560, 2592, 2790, 2880, 2976, 3240, 3348, 3456, 3720, 3840, 3888, 3968, 4185, 4320, 4464, 4608, 4860, 4960, 5022, 5184, 5580, 5760, 5952, 6480, 6696, 6912, 7440, 7533, 7680, 7776, 7936, 8370, 8640, 8928, 9720, 9920, 10044, 10368, 11160, 11520, 11904, 12555, 12960, 13392, 13824, 14880, 15066, 15552, 15872, 16740, 17280, 17856, 19440, 19840, 20088, 20736, 22320, 23040, 23808, 25110, 25920, 26784, 29760, 30132, 31104, 33480, 34560, 35712, 37665, 38880, 39680, 40176, 41472, 44640, 47616, 50220, 51840, 53568, 59520, 60264, 62208, 66960, 69120, 71424, 75330, 77760, 79360, 80352, 89280, 100440, 103680, 107136, 119040, 120528, 124416, 133920, 142848, 150660, 155520, 160704, 178560, 200880, 207360, 214272, 238080, 241056, 267840, 301320, 311040, 321408, 357120, 401760, 428544, 482112, 535680, 602640, 622080, 642816, 714240, 803520, 964224, 1071360, 1205280, 1285632, 1607040, 1928448, 2142720, 2410560, 3214080, 3856896, 4821120, 6428160, 9642240, 19284480]

約数ペア:

[(1, 19284480), (2, 9642240), (3, 6428160), (4, 4821120), (5, 3856896), (6, 3214080), (8, 2410560), (9, 2142720), (10, 1928448), (12, 1607040), (15, 1285632), (16, 1205280), (18, 1071360), (20, 964224), (24, 803520), (27, 714240), (30, 642816), (31, 622080), (32, 602640), (36, 535680), (40, 482112), (45, 428544), (48, 401760), (54, 357120), (60, 321408), (62, 311040), (64, 301320), (72, 267840), (80, 241056), (81, 238080), (90, 214272), (93, 207360), (96, 200880), (108, 178560), (120, 160704), (124, 155520), (128, 150660), (135, 142848), (144, 133920), (155, 124416), (160, 120528), (162, 119040), (180, 107136), (186, 103680), (192, 100440), (216, 89280), (240, 80352), (243, 79360), (248, 77760), (256, 75330), (270, 71424), (279, 69120), (288, 66960), (310, 62208), (320, 60264), (324, 59520), (360, 53568), (372, 51840), (384, 50220), (405, 47616), (432, 44640), (465, 41472), (480, 40176), (486, 39680), (496, 38880), (512, 37665), (540, 35712), (558, 34560), (576, 33480), (620, 31104), (640, 30132), (648, 29760), (720, 26784), (744, 25920), (768, 25110), (810, 23808), (837, 23040), (864, 22320), (930, 20736), (960, 20088), (972, 19840), (992, 19440), (1080, 17856), (1116, 17280), (1152, 16740), (1215, 15872), (1240, 15552), (1280, 15066), (1296, 14880), (1395, 13824), (1440, 13392), (1488, 12960), (1536, 12555), (1620, 11904), (1674, 11520), (1728, 11160), (1860, 10368), (1920, 10044), (1944, 9920), (1984, 9720), (2160, 8928), (2232, 8640), (2304, 8370), (2430, 7936), (2480, 7776), (2511, 7680), (2560, 7533), (2592, 7440), (2790, 6912), (2880, 6696), (2976, 6480), (3240, 5952), (3348, 5760), (3456, 5580), (3720, 5184), (3840, 5022), (3888, 4960), (3968, 4860), (4185, 4608), (4320, 4464)]