645327360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:823

約数の個数: 240

約数和(自身を含む): 2298386376

約数和(自身を除く): 1653059016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 256, 288, 296, 320, 333, 360, 370, 384, 444, 480, 512, 555, 576, 592, 640, 666, 720, 740, 757, 768, 888, 960, 1110, 1152, 1184, 1280, 1332, 1440, 1480, 1514, 1536, 1665, 1776, 1920, 2220, 2271, 2304, 2368, 2560, 2664, 2880, 2960, 3028, 3330, 3552, 3785, 3840, 4440, 4542, 4608, 4736, 5328, 5760, 5920, 6056, 6660, 6813, 7104, 7570, 7680, 8880, 9084, 9472, 10656, 11355, 11520, 11840, 12112, 13320, 13626, 14208, 15140, 17760, 18168, 18944, 21312, 22710, 23040, 23680, 24224, 26640, 27252, 28009, 28416, 30280, 34065, 35520, 36336, 42624, 45420, 47360, 48448, 53280, 54504, 56018, 56832, 60560, 68130, 71040, 72672, 84027, 85248, 90840, 94720, 96896, 106560, 109008, 112036, 121120, 136260, 140045, 142080, 145344, 168054, 170496, 181680, 193792, 213120, 218016, 224072, 242240, 252081, 272520, 280090, 284160, 290688, 336108, 363360, 387584, 420135, 426240, 436032, 448144, 484480, 504162, 545040, 560180, 581376, 672216, 726720, 840270, 852480, 872064, 896288, 968960, 1008324, 1090080, 1120360, 1162752, 1260405, 1344432, 1453440, 1680540, 1744128, 1792576, 1937920, 2016648, 2180160, 2240720, 2520810, 2688864, 2906880, 3361080, 3488256, 3585152, 4033296, 4360320, 4481440, 5041620, 5377728, 5813760, 6722160, 7170304, 8066592, 8720640, 8962880, 10083240, 10755456, 13444320, 14340608, 16133184, 17441280, 17925760, 20166480, 21510912, 26888640, 32266368, 35851520, 40332960, 43021824, 53777280, 64532736, 71703040, 80665920, 107554560, 129065472, 161331840, 215109120, 322663680, 645327360]

約数ペア:

[(1, 645327360), (2, 322663680), (3, 215109120), (4, 161331840), (5, 129065472), (6, 107554560), (8, 80665920), (9, 71703040), (10, 64532736), (12, 53777280), (15, 43021824), (16, 40332960), (18, 35851520), (20, 32266368), (24, 26888640), (30, 21510912), (32, 20166480), (36, 17925760), (37, 17441280), (40, 16133184), (45, 14340608), (48, 13444320), (60, 10755456), (64, 10083240), (72, 8962880), (74, 8720640), (80, 8066592), (90, 7170304), (96, 6722160), (111, 5813760), (120, 5377728), (128, 5041620), (144, 4481440), (148, 4360320), (160, 4033296), (180, 3585152), (185, 3488256), (192, 3361080), (222, 2906880), (240, 2688864), (256, 2520810), (288, 2240720), (296, 2180160), (320, 2016648), (333, 1937920), (360, 1792576), (370, 1744128), (384, 1680540), (444, 1453440), (480, 1344432), (512, 1260405), (555, 1162752), (576, 1120360), (592, 1090080), (640, 1008324), (666, 968960), (720, 896288), (740, 872064), (757, 852480), (768, 840270), (888, 726720), (960, 672216), (1110, 581376), (1152, 560180), (1184, 545040), (1280, 504162), (1332, 484480), (1440, 448144), (1480, 436032), (1514, 426240), (1536, 420135), (1665, 387584), (1776, 363360), (1920, 336108), (2220, 290688), (2271, 284160), (2304, 280090), (2368, 272520), (2560, 252081), (2664, 242240), (2880, 224072), (2960, 218016), (3028, 213120), (3330, 193792), (3552, 181680), (3785, 170496), (3840, 168054), (4440, 145344), (4542, 142080), (4608, 140045), (4736, 136260), (5328, 121120), (5760, 112036), (5920, 109008), (6056, 106560), (6660, 96896), (6813, 94720), (7104, 90840), (7570, 85248), (7680, 84027), (8880, 72672), (9084, 71040), (9472, 68130), (10656, 60560), (11355, 56832), (11520, 56018), (11840, 54504), (12112, 53280), (13320, 48448), (13626, 47360), (14208, 45420), (15140, 42624), (17760, 36336), (18168, 35520), (18944, 34065), (21312, 30280), (22710, 28416), (23040, 28009), (23680, 27252), (24224, 26640)]