421234560

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1330

約数の個数: 256

約数和(自身を含む): 1571616000

約数和(自身を除く): 1150381440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1283, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2566, 2736, 2880, 3040, 3420, 3456, 3648, 3849, 4104, 4320, 4560, 5130, 5132, 5472, 5760, 6080, 6415, 6840, 7296, 7698, 8208, 8640, 9120, 10260, 10264, 10944, 11547, 12160, 12830, 13680, 15396, 16416, 17280, 18240, 19245, 20520, 20528, 21888, 23094, 24377, 25660, 27360, 30792, 32832, 34641, 36480, 38490, 41040, 41056, 46188, 48754, 51320, 54720, 57735, 61584, 65664, 69282, 73131, 76980, 82080, 82112, 92376, 97508, 102640, 109440, 115470, 121885, 123168, 138564, 146262, 153960, 164160, 164224, 173205, 184752, 195016, 205280, 219393, 230940, 243770, 246336, 277128, 292524, 307920, 328320, 346410, 365655, 369504, 390032, 410560, 438786, 461880, 487540, 492672, 554256, 585048, 615840, 658179, 692820, 731310, 739008, 780064, 821120, 877572, 923760, 975080, 1096965, 1108512, 1170096, 1231680, 1316358, 1385640, 1462620, 1478016, 1560128, 1755144, 1847520, 1950160, 2193930, 2217024, 2340192, 2463360, 2632716, 2771280, 2925240, 3120256, 3290895, 3510288, 3695040, 3900320, 4387860, 4434048, 4680384, 5265432, 5542560, 5850480, 6581790, 7020576, 7390080, 7800640, 8775720, 9360768, 10530864, 11085120, 11700960, 13163580, 14041152, 15601280, 17551440, 21061728, 22170240, 23401920, 26327160, 28082304, 35102880, 42123456, 46803840, 52654320, 70205760, 84246912, 105308640, 140411520, 210617280, 421234560]

約数ペア:

[(1, 421234560), (2, 210617280), (3, 140411520), (4, 105308640), (5, 84246912), (6, 70205760), (8, 52654320), (9, 46803840), (10, 42123456), (12, 35102880), (15, 28082304), (16, 26327160), (18, 23401920), (19, 22170240), (20, 21061728), (24, 17551440), (27, 15601280), (30, 14041152), (32, 13163580), (36, 11700960), (38, 11085120), (40, 10530864), (45, 9360768), (48, 8775720), (54, 7800640), (57, 7390080), (60, 7020576), (64, 6581790), (72, 5850480), (76, 5542560), (80, 5265432), (90, 4680384), (95, 4434048), (96, 4387860), (108, 3900320), (114, 3695040), (120, 3510288), (128, 3290895), (135, 3120256), (144, 2925240), (152, 2771280), (160, 2632716), (171, 2463360), (180, 2340192), (190, 2217024), (192, 2193930), (216, 1950160), (228, 1847520), (240, 1755144), (270, 1560128), (285, 1478016), (288, 1462620), (304, 1385640), (320, 1316358), (342, 1231680), (360, 1170096), (380, 1108512), (384, 1096965), (432, 975080), (456, 923760), (480, 877572), (513, 821120), (540, 780064), (570, 739008), (576, 731310), (608, 692820), (640, 658179), (684, 615840), (720, 585048), (760, 554256), (855, 492672), (864, 487540), (912, 461880), (960, 438786), (1026, 410560), (1080, 390032), (1140, 369504), (1152, 365655), (1216, 346410), (1283, 328320), (1368, 307920), (1440, 292524), (1520, 277128), (1710, 246336), (1728, 243770), (1824, 230940), (1920, 219393), (2052, 205280), (2160, 195016), (2280, 184752), (2432, 173205), (2565, 164224), (2566, 164160), (2736, 153960), (2880, 146262), (3040, 138564), (3420, 123168), (3456, 121885), (3648, 115470), (3849, 109440), (4104, 102640), (4320, 97508), (4560, 92376), (5130, 82112), (5132, 82080), (5472, 76980), (5760, 73131), (6080, 69282), (6415, 65664), (6840, 61584), (7296, 57735), (7698, 54720), (8208, 51320), (8640, 48754), (9120, 46188), (10260, 41056), (10264, 41040), (10944, 38490), (11547, 36480), (12160, 34641), (12830, 32832), (13680, 30792), (15396, 27360), (16416, 25660), (17280, 24377), (18240, 23094), (19245, 21888), (20520, 20528)]