421489920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 288

約数和(自身を含む): 1456963200

約数和(自身を除く): 1035473280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 53, 57, 60, 64, 76, 80, 95, 96, 106, 109, 114, 120, 128, 152, 159, 160, 190, 192, 212, 218, 228, 240, 256, 265, 285, 304, 318, 320, 327, 380, 384, 424, 436, 456, 480, 530, 545, 570, 608, 636, 640, 654, 760, 768, 795, 848, 872, 912, 960, 1007, 1060, 1090, 1140, 1216, 1272, 1280, 1308, 1520, 1590, 1635, 1696, 1744, 1824, 1920, 2014, 2071, 2120, 2180, 2280, 2432, 2544, 2616, 3021, 3040, 3180, 3270, 3392, 3488, 3648, 3840, 4028, 4142, 4240, 4360, 4560, 4864, 5035, 5088, 5232, 5777, 6042, 6080, 6213, 6360, 6540, 6784, 6976, 7296, 8056, 8284, 8480, 8720, 9120, 10070, 10176, 10355, 10464, 11554, 12084, 12160, 12426, 12720, 13080, 13568, 13952, 14592, 15105, 16112, 16568, 16960, 17331, 17440, 18240, 20140, 20352, 20710, 20928, 23108, 24168, 24320, 24852, 25440, 26160, 27904, 28885, 30210, 31065, 32224, 33136, 33920, 34662, 34880, 36480, 40280, 40704, 41420, 41856, 46216, 48336, 49704, 50880, 52320, 57770, 60420, 62130, 64448, 66272, 67840, 69324, 69760, 72960, 80560, 82840, 83712, 86655, 92432, 96672, 99408, 101760, 104640, 109763, 115540, 120840, 124260, 128896, 132544, 138648, 139520, 161120, 165680, 173310, 184864, 193344, 198816, 203520, 209280, 219526, 231080, 241680, 248520, 257792, 265088, 277296, 322240, 329289, 331360, 346620, 369728, 386688, 397632, 418560, 439052, 462160, 483360, 497040, 530176, 548815, 554592, 644480, 658578, 662720, 693240, 739456, 773376, 795264, 878104, 924320, 966720, 994080, 1097630, 1109184, 1288960, 1317156, 1325440, 1386480, 1478912, 1590528, 1646445, 1756208, 1848640, 1933440, 1988160, 2195260, 2218368, 2634312, 2650880, 2772960, 3292890, 3512416, 3697280, 3866880, 3976320, 4390520, 4436736, 5268624, 5545920, 6585780, 7024832, 7394560, 7952640, 8781040, 10537248, 11091840, 13171560, 14049664, 17562080, 21074496, 22183680, 26343120, 28099328, 35124160, 42148992, 52686240, 70248320, 84297984, 105372480, 140496640, 210744960, 421489920]

約数ペア:

[(1, 421489920), (2, 210744960), (3, 140496640), (4, 105372480), (5, 84297984), (6, 70248320), (8, 52686240), (10, 42148992), (12, 35124160), (15, 28099328), (16, 26343120), (19, 22183680), (20, 21074496), (24, 17562080), (30, 14049664), (32, 13171560), (38, 11091840), (40, 10537248), (48, 8781040), (53, 7952640), (57, 7394560), (60, 7024832), (64, 6585780), (76, 5545920), (80, 5268624), (95, 4436736), (96, 4390520), (106, 3976320), (109, 3866880), (114, 3697280), (120, 3512416), (128, 3292890), (152, 2772960), (159, 2650880), (160, 2634312), (190, 2218368), (192, 2195260), (212, 1988160), (218, 1933440), (228, 1848640), (240, 1756208), (256, 1646445), (265, 1590528), (285, 1478912), (304, 1386480), (318, 1325440), (320, 1317156), (327, 1288960), (380, 1109184), (384, 1097630), (424, 994080), (436, 966720), (456, 924320), (480, 878104), (530, 795264), (545, 773376), (570, 739456), (608, 693240), (636, 662720), (640, 658578), (654, 644480), (760, 554592), (768, 548815), (795, 530176), (848, 497040), (872, 483360), (912, 462160), (960, 439052), (1007, 418560), (1060, 397632), (1090, 386688), (1140, 369728), (1216, 346620), (1272, 331360), (1280, 329289), (1308, 322240), (1520, 277296), (1590, 265088), (1635, 257792), (1696, 248520), (1744, 241680), (1824, 231080), (1920, 219526), (2014, 209280), (2071, 203520), (2120, 198816), (2180, 193344), (2280, 184864), (2432, 173310), (2544, 165680), (2616, 161120), (3021, 139520), (3040, 138648), (3180, 132544), (3270, 128896), (3392, 124260), (3488, 120840), (3648, 115540), (3840, 109763), (4028, 104640), (4142, 101760), (4240, 99408), (4360, 96672), (4560, 92432), (4864, 86655), (5035, 83712), (5088, 82840), (5232, 80560), (5777, 72960), (6042, 69760), (6080, 69324), (6213, 67840), (6360, 66272), (6540, 64448), (6784, 62130), (6976, 60420), (7296, 57770), (8056, 52320), (8284, 50880), (8480, 49704), (8720, 48336), (9120, 46216), (10070, 41856), (10176, 41420), (10355, 40704), (10464, 40280), (11554, 36480), (12084, 34880), (12160, 34662), (12426, 33920), (12720, 33136), (13080, 32224), (13568, 31065), (13952, 30210), (14592, 28885), (15105, 27904), (16112, 26160), (16568, 25440), (16960, 24852), (17331, 24320), (17440, 24168), (18240, 23108), (20140, 20928), (20352, 20710)]