638168651136

素因数分解:

$2^7\times 3^3\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{31657}}^1$

素因数の和:32006

約数の個数: 256

約数和(自身を含む): 1989135456000

約数和(自身を除く): 1350966804864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 128, 144, 152, 171, 192, 216, 228, 288, 304, 307, 342, 384, 432, 456, 513, 576, 608, 614, 684, 864, 912, 921, 1026, 1152, 1216, 1228, 1368, 1728, 1824, 1842, 2052, 2432, 2456, 2736, 2763, 3456, 3648, 3684, 4104, 4912, 5472, 5526, 5833, 7296, 7368, 8208, 8289, 9824, 10944, 11052, 11666, 14736, 16416, 16578, 17499, 19648, 21888, 22104, 23332, 29472, 31657, 32832, 33156, 34998, 39296, 44208, 46664, 52497, 58944, 63314, 65664, 66312, 69996, 88416, 93328, 94971, 104994, 117888, 126628, 132624, 139992, 157491, 176832, 186656, 189942, 209988, 253256, 265248, 279984, 284913, 314982, 353664, 373312, 379884, 419976, 506512, 530496, 559968, 569826, 601483, 629964, 746624, 759768, 839952, 854739, 1013024, 1060992, 1119936, 1139652, 1202966, 1259928, 1519536, 1679904, 1709478, 1804449, 2026048, 2239872, 2279304, 2405932, 2519856, 3039072, 3359808, 3418956, 3608898, 4052096, 4558608, 4811864, 5039712, 5413347, 6078144, 6719616, 6837912, 7217796, 9117216, 9623728, 9718699, 10079424, 10826694, 12156288, 13675824, 14435592, 16240041, 18234432, 19247456, 19437398, 20158848, 21653388, 27351648, 28871184, 29156097, 32480082, 36468864, 38494912, 38874796, 43306776, 54703296, 57742368, 58312194, 64960164, 76989824, 77749592, 86613552, 87468291, 109406592, 115484736, 116624388, 129920328, 155499184, 173227104, 174936582, 184655281, 230969472, 233248776, 259840656, 262404873, 310998368, 346454208, 349873164, 369310562, 466497552, 519681312, 524809746, 553965843, 621996736, 692908416, 699746328, 738621124, 932995104, 1039362624, 1049619492, 1107931686, 1243993472, 1399492656, 1477242248, 1661897529, 1865990208, 2078725248, 2099238984, 2215863372, 2798985312, 2954484496, 3323795058, 3731980416, 4198477968, 4431726744, 4985692587, 5597970624, 5908968992, 6647590116, 8396955936, 8863453488, 9971385174, 11195941248, 11817937984, 13295180232, 16793911872, 17726906976, 19942770348, 23635875968, 26590360464, 33587823744, 35453813952, 39885540696, 53180720928, 70907627904, 79771081392, 106361441856, 159542162784, 212722883712, 319084325568, 638168651136]

約数ペア:

[(1, 638168651136), (2, 319084325568), (3, 212722883712), (4, 159542162784), (6, 106361441856), (8, 79771081392), (9, 70907627904), (12, 53180720928), (16, 39885540696), (18, 35453813952), (19, 33587823744), (24, 26590360464), (27, 23635875968), (32, 19942770348), (36, 17726906976), (38, 16793911872), (48, 13295180232), (54, 11817937984), (57, 11195941248), (64, 9971385174), (72, 8863453488), (76, 8396955936), (96, 6647590116), (108, 5908968992), (114, 5597970624), (128, 4985692587), (144, 4431726744), (152, 4198477968), (171, 3731980416), (192, 3323795058), (216, 2954484496), (228, 2798985312), (288, 2215863372), (304, 2099238984), (307, 2078725248), (342, 1865990208), (384, 1661897529), (432, 1477242248), (456, 1399492656), (513, 1243993472), (576, 1107931686), (608, 1049619492), (614, 1039362624), (684, 932995104), (864, 738621124), (912, 699746328), (921, 692908416), (1026, 621996736), (1152, 553965843), (1216, 524809746), (1228, 519681312), (1368, 466497552), (1728, 369310562), (1824, 349873164), (1842, 346454208), (2052, 310998368), (2432, 262404873), (2456, 259840656), (2736, 233248776), (2763, 230969472), (3456, 184655281), (3648, 174936582), (3684, 173227104), (4104, 155499184), (4912, 129920328), (5472, 116624388), (5526, 115484736), (5833, 109406592), (7296, 87468291), (7368, 86613552), (8208, 77749592), (8289, 76989824), (9824, 64960164), (10944, 58312194), (11052, 57742368), (11666, 54703296), (14736, 43306776), (16416, 38874796), (16578, 38494912), (17499, 36468864), (19648, 32480082), (21888, 29156097), (22104, 28871184), (23332, 27351648), (29472, 21653388), (31657, 20158848), (32832, 19437398), (33156, 19247456), (34998, 18234432), (39296, 16240041), (44208, 14435592), (46664, 13675824), (52497, 12156288), (58944, 10826694), (63314, 10079424), (65664, 9718699), (66312, 9623728), (69996, 9117216), (88416, 7217796), (93328, 6837912), (94971, 6719616), (104994, 6078144), (117888, 5413347), (126628, 5039712), (132624, 4811864), (139992, 4558608), (157491, 4052096), (176832, 3608898), (186656, 3418956), (189942, 3359808), (209988, 3039072), (253256, 2519856), (265248, 2405932), (279984, 2279304), (284913, 2239872), (314982, 2026048), (353664, 1804449), (373312, 1709478), (379884, 1679904), (419976, 1519536), (506512, 1259928), (530496, 1202966), (559968, 1139652), (569826, 1119936), (601483, 1060992), (629964, 1013024), (746624, 854739), (759768, 839952)]