20953489920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2557}}^1$

素因数の和:2691

約数の個数: 320

約数和(自身を含む): 73857522816

約数和(自身を除く): 52904032896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 97, 110, 120, 128, 132, 160, 165, 176, 192, 194, 220, 240, 256, 264, 291, 320, 330, 352, 384, 388, 440, 480, 485, 512, 528, 582, 640, 660, 704, 768, 776, 880, 960, 970, 1056, 1067, 1164, 1280, 1320, 1408, 1455, 1536, 1552, 1760, 1920, 1940, 2112, 2134, 2328, 2557, 2560, 2640, 2816, 2910, 3104, 3201, 3520, 3840, 3880, 4224, 4268, 4656, 5114, 5280, 5335, 5632, 5820, 6208, 6402, 7040, 7671, 7680, 7760, 8448, 8536, 9312, 10228, 10560, 10670, 11640, 12416, 12785, 12804, 14080, 15342, 15520, 16005, 16896, 17072, 18624, 20456, 21120, 21340, 23280, 24832, 25570, 25608, 28127, 28160, 30684, 31040, 32010, 34144, 37248, 38355, 40912, 42240, 42680, 46560, 49664, 51140, 51216, 56254, 61368, 62080, 64020, 68288, 74496, 76710, 81824, 84381, 84480, 85360, 93120, 102280, 102432, 112508, 122736, 124160, 128040, 136576, 140635, 148992, 153420, 163648, 168762, 170720, 186240, 204560, 204864, 225016, 245472, 248029, 248320, 256080, 273152, 281270, 306840, 327296, 337524, 341440, 372480, 409120, 409728, 421905, 450032, 490944, 496058, 512160, 546304, 562540, 613680, 654592, 675048, 682880, 744087, 744960, 818240, 819456, 843810, 900064, 981888, 992116, 1024320, 1125080, 1227360, 1240145, 1309184, 1350096, 1365760, 1488174, 1636480, 1638912, 1687620, 1800128, 1963776, 1984232, 2048640, 2250160, 2454720, 2480290, 2700192, 2728319, 2731520, 2976348, 3272960, 3375240, 3600256, 3720435, 3927552, 3968464, 4097280, 4500320, 4909440, 4960580, 5400384, 5456638, 5952696, 6545920, 6750480, 7200512, 7440870, 7936928, 8184957, 8194560, 9000640, 9818880, 9921160, 10800768, 10913276, 11905392, 13500960, 13641595, 14401024, 14881740, 15873856, 16369914, 18001280, 19637760, 19842320, 21601536, 21826552, 23810784, 27001920, 27283190, 29763480, 31747712, 32739828, 36002560, 39684640, 40924785, 43203072, 43653104, 47621568, 54003840, 54566380, 59526960, 63495424, 65479656, 72005120, 79369280, 81849570, 87306208, 95243136, 108007680, 109132760, 119053920, 126990848, 130959312, 158738560, 163699140, 174612416, 190486272, 216015360, 218265520, 238107840, 261918624, 317477120, 327398280, 349224832, 380972544, 436531040, 476215680, 523837248, 634954240, 654796560, 698449664, 873062080, 952431360, 1047674496, 1309593120, 1396899328, 1746124160, 1904862720, 2095348992, 2619186240, 3492248320, 4190697984, 5238372480, 6984496640, 10476744960, 20953489920]

約数ペア:

[(1, 20953489920), (2, 10476744960), (3, 6984496640), (4, 5238372480), (5, 4190697984), (6, 3492248320), (8, 2619186240), (10, 2095348992), (11, 1904862720), (12, 1746124160), (15, 1396899328), (16, 1309593120), (20, 1047674496), (22, 952431360), (24, 873062080), (30, 698449664), (32, 654796560), (33, 634954240), (40, 523837248), (44, 476215680), (48, 436531040), (55, 380972544), (60, 349224832), (64, 327398280), (66, 317477120), (80, 261918624), (88, 238107840), (96, 218265520), (97, 216015360), (110, 190486272), (120, 174612416), (128, 163699140), (132, 158738560), (160, 130959312), (165, 126990848), (176, 119053920), (192, 109132760), (194, 108007680), (220, 95243136), (240, 87306208), (256, 81849570), (264, 79369280), (291, 72005120), (320, 65479656), (330, 63495424), (352, 59526960), (384, 54566380), (388, 54003840), (440, 47621568), (480, 43653104), (485, 43203072), (512, 40924785), (528, 39684640), (582, 36002560), (640, 32739828), (660, 31747712), (704, 29763480), (768, 27283190), (776, 27001920), (880, 23810784), (960, 21826552), (970, 21601536), (1056, 19842320), (1067, 19637760), (1164, 18001280), (1280, 16369914), (1320, 15873856), (1408, 14881740), (1455, 14401024), (1536, 13641595), (1552, 13500960), (1760, 11905392), (1920, 10913276), (1940, 10800768), (2112, 9921160), (2134, 9818880), (2328, 9000640), (2557, 8194560), (2560, 8184957), (2640, 7936928), (2816, 7440870), (2910, 7200512), (3104, 6750480), (3201, 6545920), (3520, 5952696), (3840, 5456638), (3880, 5400384), (4224, 4960580), (4268, 4909440), (4656, 4500320), (5114, 4097280), (5280, 3968464), (5335, 3927552), (5632, 3720435), (5820, 3600256), (6208, 3375240), (6402, 3272960), (7040, 2976348), (7671, 2731520), (7680, 2728319), (7760, 2700192), (8448, 2480290), (8536, 2454720), (9312, 2250160), (10228, 2048640), (10560, 1984232), (10670, 1963776), (11640, 1800128), (12416, 1687620), (12785, 1638912), (12804, 1636480), (14080, 1488174), (15342, 1365760), (15520, 1350096), (16005, 1309184), (16896, 1240145), (17072, 1227360), (18624, 1125080), (20456, 1024320), (21120, 992116), (21340, 981888), (23280, 900064), (24832, 843810), (25570, 819456), (25608, 818240), (28127, 744960), (28160, 744087), (30684, 682880), (31040, 675048), (32010, 654592), (34144, 613680), (37248, 562540), (38355, 546304), (40912, 512160), (42240, 496058), (42680, 490944), (46560, 450032), (49664, 421905), (51140, 409728), (51216, 409120), (56254, 372480), (61368, 341440), (62080, 337524), (64020, 327296), (68288, 306840), (74496, 281270), (76710, 273152), (81824, 256080), (84381, 248320), (84480, 248029), (85360, 245472), (93120, 225016), (102280, 204864), (102432, 204560), (112508, 186240), (122736, 170720), (124160, 168762), (128040, 163648), (136576, 153420), (140635, 148992)]