81714929920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2399}}^1$

素因数の和:2545

約数の個数: 288

約数和(自身を含む): 222518016000

約数和(自身を除く): 140803086080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 89, 92, 104, 115, 128, 130, 160, 178, 184, 208, 230, 256, 260, 299, 320, 356, 368, 416, 445, 460, 520, 598, 640, 712, 736, 832, 890, 920, 1040, 1157, 1196, 1280, 1424, 1472, 1495, 1664, 1780, 1840, 2047, 2080, 2314, 2392, 2399, 2848, 2944, 2990, 3328, 3560, 3680, 4094, 4160, 4628, 4784, 4798, 5696, 5785, 5888, 5980, 7120, 7360, 8188, 8320, 9256, 9568, 9596, 10235, 11392, 11570, 11960, 11995, 14240, 14720, 16376, 16640, 18512, 19136, 19192, 20470, 22784, 23140, 23920, 23990, 26611, 28480, 29440, 31187, 32752, 37024, 38272, 38384, 40940, 46280, 47840, 47980, 53222, 55177, 56960, 62374, 65504, 74048, 76544, 76768, 81880, 92560, 95680, 95960, 106444, 110354, 113920, 124748, 131008, 133055, 148096, 153536, 155935, 163760, 185120, 191360, 191920, 212888, 213511, 220708, 249496, 262016, 266110, 275885, 296192, 307072, 311870, 327520, 370240, 382720, 383840, 425776, 427022, 441416, 498992, 524032, 532220, 551770, 614144, 623740, 655040, 717301, 740480, 767680, 851552, 854044, 882832, 997984, 1064440, 1067555, 1103540, 1247480, 1310080, 1434602, 1480960, 1535360, 1703104, 1708088, 1765664, 1995968, 2128880, 2135110, 2207080, 2494960, 2620160, 2775643, 2869204, 3070720, 3406208, 3416176, 3531328, 3586505, 3991936, 4257760, 4270220, 4414160, 4910753, 4989920, 5551286, 5738408, 6812416, 6832352, 7062656, 7173010, 7983872, 8515520, 8540440, 8828320, 9821506, 9979840, 11102572, 11476816, 13664704, 13878215, 14125312, 14346020, 17031040, 17080880, 17656640, 19643012, 19959680, 22205144, 22953632, 24553765, 27329408, 27756430, 28692040, 34062080, 34161760, 35313280, 39286024, 39919360, 44410288, 45907264, 49107530, 54658816, 55512860, 57384080, 63839789, 68323520, 70626560, 78572048, 88820576, 91814528, 98215060, 111025720, 114768160, 127679578, 136647040, 157144096, 177641152, 183629056, 196430120, 222051440, 229536320, 255359156, 273294080, 314288192, 319198945, 355282304, 392860240, 444102880, 459072640, 510718312, 628576384, 638397890, 710564608, 785720480, 888205760, 918145280, 1021436624, 1257152768, 1276795780, 1571440960, 1776411520, 2042873248, 2553591560, 3142881920, 3552823040, 4085746496, 5107183120, 6285763840, 8171492992, 10214366240, 16342985984, 20428732480, 40857464960, 81714929920]

約数ペア:

[(1, 81714929920), (2, 40857464960), (4, 20428732480), (5, 16342985984), (8, 10214366240), (10, 8171492992), (13, 6285763840), (16, 5107183120), (20, 4085746496), (23, 3552823040), (26, 3142881920), (32, 2553591560), (40, 2042873248), (46, 1776411520), (52, 1571440960), (64, 1276795780), (65, 1257152768), (80, 1021436624), (89, 918145280), (92, 888205760), (104, 785720480), (115, 710564608), (128, 638397890), (130, 628576384), (160, 510718312), (178, 459072640), (184, 444102880), (208, 392860240), (230, 355282304), (256, 319198945), (260, 314288192), (299, 273294080), (320, 255359156), (356, 229536320), (368, 222051440), (416, 196430120), (445, 183629056), (460, 177641152), (520, 157144096), (598, 136647040), (640, 127679578), (712, 114768160), (736, 111025720), (832, 98215060), (890, 91814528), (920, 88820576), (1040, 78572048), (1157, 70626560), (1196, 68323520), (1280, 63839789), (1424, 57384080), (1472, 55512860), (1495, 54658816), (1664, 49107530), (1780, 45907264), (1840, 44410288), (2047, 39919360), (2080, 39286024), (2314, 35313280), (2392, 34161760), (2399, 34062080), (2848, 28692040), (2944, 27756430), (2990, 27329408), (3328, 24553765), (3560, 22953632), (3680, 22205144), (4094, 19959680), (4160, 19643012), (4628, 17656640), (4784, 17080880), (4798, 17031040), (5696, 14346020), (5785, 14125312), (5888, 13878215), (5980, 13664704), (7120, 11476816), (7360, 11102572), (8188, 9979840), (8320, 9821506), (9256, 8828320), (9568, 8540440), (9596, 8515520), (10235, 7983872), (11392, 7173010), (11570, 7062656), (11960, 6832352), (11995, 6812416), (14240, 5738408), (14720, 5551286), (16376, 4989920), (16640, 4910753), (18512, 4414160), (19136, 4270220), (19192, 4257760), (20470, 3991936), (22784, 3586505), (23140, 3531328), (23920, 3416176), (23990, 3406208), (26611, 3070720), (28480, 2869204), (29440, 2775643), (31187, 2620160), (32752, 2494960), (37024, 2207080), (38272, 2135110), (38384, 2128880), (40940, 1995968), (46280, 1765664), (47840, 1708088), (47980, 1703104), (53222, 1535360), (55177, 1480960), (56960, 1434602), (62374, 1310080), (65504, 1247480), (74048, 1103540), (76544, 1067555), (76768, 1064440), (81880, 997984), (92560, 882832), (95680, 854044), (95960, 851552), (106444, 767680), (110354, 740480), (113920, 717301), (124748, 655040), (131008, 623740), (133055, 614144), (148096, 551770), (153536, 532220), (155935, 524032), (163760, 498992), (185120, 441416), (191360, 427022), (191920, 425776), (212888, 383840), (213511, 382720), (220708, 370240), (249496, 327520), (262016, 311870), (266110, 307072), (275885, 296192)]