21901352960

素因数分解:

$2^{13}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:562

約数の個数: 224

約数和(自身を含む): 56563028352

約数和(自身を除く): 34661675392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 128, 136, 142, 160, 170, 256, 272, 284, 320, 340, 355, 443, 512, 544, 568, 640, 680, 710, 886, 1024, 1088, 1136, 1207, 1280, 1360, 1420, 1772, 2048, 2176, 2215, 2272, 2414, 2560, 2720, 2840, 3544, 4096, 4352, 4430, 4544, 4828, 5120, 5440, 5680, 6035, 7088, 7531, 8192, 8704, 8860, 9088, 9656, 10240, 10880, 11360, 12070, 14176, 15062, 17408, 17720, 18176, 19312, 20480, 21760, 22720, 24140, 28352, 30124, 31453, 34816, 35440, 36352, 37655, 38624, 40960, 43520, 45440, 48280, 56704, 60248, 62906, 69632, 70880, 72704, 75310, 77248, 87040, 90880, 96560, 113408, 120496, 125812, 139264, 141760, 145408, 150620, 154496, 157265, 174080, 181760, 193120, 226816, 240992, 251624, 283520, 290816, 301240, 308992, 314530, 348160, 363520, 386240, 453632, 481984, 503248, 534701, 567040, 581632, 602480, 617984, 629060, 696320, 727040, 772480, 907264, 963968, 1006496, 1069402, 1134080, 1204960, 1235968, 1258120, 1454080, 1544960, 1814528, 1927936, 2012992, 2138804, 2268160, 2409920, 2471936, 2516240, 2673505, 2908160, 3089920, 3629056, 3855872, 4025984, 4277608, 4536320, 4819840, 4943872, 5032480, 5347010, 6179840, 7711744, 8051968, 8555216, 9072640, 9639680, 9887744, 10064960, 10694020, 12359680, 15423488, 16103936, 17110432, 18145280, 19279360, 20129920, 21388040, 24719360, 30846976, 32207872, 34220864, 38558720, 40259840, 42776080, 49438720, 61693952, 64415744, 68441728, 77117440, 80519680, 85552160, 128831488, 136883456, 154234880, 161039360, 171104320, 257662976, 273766912, 308469760, 322078720, 342208640, 547533824, 644157440, 684417280, 1095067648, 1288314880, 1368834560, 2190135296, 2737669120, 4380270592, 5475338240, 10950676480, 21901352960]

約数ペア:

[(1, 21901352960), (2, 10950676480), (4, 5475338240), (5, 4380270592), (8, 2737669120), (10, 2190135296), (16, 1368834560), (17, 1288314880), (20, 1095067648), (32, 684417280), (34, 644157440), (40, 547533824), (64, 342208640), (68, 322078720), (71, 308469760), (80, 273766912), (85, 257662976), (128, 171104320), (136, 161039360), (142, 154234880), (160, 136883456), (170, 128831488), (256, 85552160), (272, 80519680), (284, 77117440), (320, 68441728), (340, 64415744), (355, 61693952), (443, 49438720), (512, 42776080), (544, 40259840), (568, 38558720), (640, 34220864), (680, 32207872), (710, 30846976), (886, 24719360), (1024, 21388040), (1088, 20129920), (1136, 19279360), (1207, 18145280), (1280, 17110432), (1360, 16103936), (1420, 15423488), (1772, 12359680), (2048, 10694020), (2176, 10064960), (2215, 9887744), (2272, 9639680), (2414, 9072640), (2560, 8555216), (2720, 8051968), (2840, 7711744), (3544, 6179840), (4096, 5347010), (4352, 5032480), (4430, 4943872), (4544, 4819840), (4828, 4536320), (5120, 4277608), (5440, 4025984), (5680, 3855872), (6035, 3629056), (7088, 3089920), (7531, 2908160), (8192, 2673505), (8704, 2516240), (8860, 2471936), (9088, 2409920), (9656, 2268160), (10240, 2138804), (10880, 2012992), (11360, 1927936), (12070, 1814528), (14176, 1544960), (15062, 1454080), (17408, 1258120), (17720, 1235968), (18176, 1204960), (19312, 1134080), (20480, 1069402), (21760, 1006496), (22720, 963968), (24140, 907264), (28352, 772480), (30124, 727040), (31453, 696320), (34816, 629060), (35440, 617984), (36352, 602480), (37655, 581632), (38624, 567040), (40960, 534701), (43520, 503248), (45440, 481984), (48280, 453632), (56704, 386240), (60248, 363520), (62906, 348160), (69632, 314530), (70880, 308992), (72704, 301240), (75310, 290816), (77248, 283520), (87040, 251624), (90880, 240992), (96560, 226816), (113408, 193120), (120496, 181760), (125812, 174080), (139264, 157265), (141760, 154496), (145408, 150620)]