21473953280

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{2381}}^1$

素因数の和:2688

約数の個数: 160

約数和(自身を含む): 55675686528

約数和(自身を除く): 34201733248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 271, 320, 416, 512, 520, 542, 640, 832, 1040, 1084, 1280, 1355, 1664, 2080, 2168, 2381, 2560, 2710, 3328, 3523, 4160, 4336, 4762, 5420, 6656, 7046, 8320, 8672, 9524, 10840, 11905, 14092, 16640, 17344, 17615, 19048, 21680, 23810, 28184, 30953, 33280, 34688, 35230, 38096, 43360, 47620, 56368, 61906, 69376, 70460, 76192, 86720, 95240, 112736, 123812, 138752, 140920, 152384, 154765, 173440, 190480, 225472, 247624, 281840, 304768, 309530, 346880, 380960, 450944, 495248, 563680, 609536, 619060, 645251, 693760, 761920, 901888, 990496, 1127360, 1219072, 1238120, 1290502, 1523840, 1803776, 1980992, 2254720, 2476240, 2581004, 3047680, 3226255, 3961984, 4509440, 4952480, 5162008, 6095360, 6452510, 7923968, 8388263, 9018880, 9904960, 10324016, 12905020, 15847936, 16776526, 19809920, 20648032, 25810040, 33553052, 39619840, 41296064, 41941315, 51620080, 67106104, 79239680, 82592128, 83882630, 103240160, 134212208, 165184256, 167765260, 206480320, 268424416, 330368512, 335530520, 412960640, 536848832, 671061040, 825921280, 1073697664, 1342122080, 1651842560, 2147395328, 2684244160, 4294790656, 5368488320, 10736976640, 21473953280]

約数ペア:

[(1, 21473953280), (2, 10736976640), (4, 5368488320), (5, 4294790656), (8, 2684244160), (10, 2147395328), (13, 1651842560), (16, 1342122080), (20, 1073697664), (26, 825921280), (32, 671061040), (40, 536848832), (52, 412960640), (64, 335530520), (65, 330368512), (80, 268424416), (104, 206480320), (128, 167765260), (130, 165184256), (160, 134212208), (208, 103240160), (256, 83882630), (260, 82592128), (271, 79239680), (320, 67106104), (416, 51620080), (512, 41941315), (520, 41296064), (542, 39619840), (640, 33553052), (832, 25810040), (1040, 20648032), (1084, 19809920), (1280, 16776526), (1355, 15847936), (1664, 12905020), (2080, 10324016), (2168, 9904960), (2381, 9018880), (2560, 8388263), (2710, 7923968), (3328, 6452510), (3523, 6095360), (4160, 5162008), (4336, 4952480), (4762, 4509440), (5420, 3961984), (6656, 3226255), (7046, 3047680), (8320, 2581004), (8672, 2476240), (9524, 2254720), (10840, 1980992), (11905, 1803776), (14092, 1523840), (16640, 1290502), (17344, 1238120), (17615, 1219072), (19048, 1127360), (21680, 990496), (23810, 901888), (28184, 761920), (30953, 693760), (33280, 645251), (34688, 619060), (35230, 609536), (38096, 563680), (43360, 495248), (47620, 450944), (56368, 380960), (61906, 346880), (69376, 309530), (70460, 304768), (76192, 281840), (86720, 247624), (95240, 225472), (112736, 190480), (123812, 173440), (138752, 154765), (140920, 152384)]