2545987840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 288

約数和(自身を含む): 7252439040

約数和(自身を除く): 4706451200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 32, 38, 40, 44, 55, 62, 64, 76, 80, 88, 95, 110, 124, 128, 152, 155, 160, 176, 190, 209, 220, 248, 256, 304, 307, 310, 320, 341, 352, 380, 418, 440, 496, 589, 608, 614, 620, 640, 682, 704, 760, 836, 880, 992, 1045, 1178, 1216, 1228, 1240, 1280, 1364, 1408, 1520, 1535, 1672, 1705, 1760, 1984, 2090, 2356, 2432, 2456, 2480, 2728, 2816, 2945, 3040, 3070, 3344, 3377, 3410, 3520, 3968, 4180, 4712, 4864, 4912, 4960, 5456, 5833, 5890, 6080, 6140, 6479, 6688, 6754, 6820, 7040, 7936, 8360, 9424, 9517, 9824, 9920, 10912, 11666, 11780, 12160, 12280, 12958, 13376, 13508, 13640, 14080, 16720, 16885, 18848, 19034, 19648, 19840, 21824, 23332, 23560, 24320, 24560, 25916, 26752, 27016, 27280, 29165, 32395, 33440, 33770, 37696, 38068, 39296, 39680, 43648, 46664, 47120, 47585, 49120, 51832, 53504, 54032, 54560, 58330, 64163, 64790, 66880, 67540, 75392, 76136, 78592, 87296, 93328, 94240, 95170, 98240, 103664, 104687, 108064, 109120, 116660, 128326, 129580, 133760, 135080, 150784, 152272, 180823, 186656, 188480, 190340, 196480, 207328, 209374, 216128, 218240, 233320, 256652, 259160, 267520, 270160, 304544, 320815, 361646, 373312, 376960, 380680, 392960, 414656, 418748, 432256, 436480, 466640, 513304, 518320, 523435, 540320, 609088, 641630, 723292, 746624, 753920, 761360, 829312, 837496, 864512, 904115, 933280, 1026608, 1036640, 1046870, 1080640, 1218176, 1283260, 1446584, 1493248, 1522720, 1658624, 1674992, 1808230, 1866560, 1989053, 2053216, 2073280, 2093740, 2161280, 2436352, 2566520, 2893168, 3045440, 3349984, 3616460, 3733120, 3978106, 4106432, 4146560, 4187480, 4322560, 5133040, 5786336, 6090880, 6699968, 7232920, 7466240, 7956212, 8212864, 8293120, 8374960, 9945265, 10266080, 11572672, 12181760, 13399936, 14465840, 15912424, 16425728, 16749920, 19890530, 20532160, 23145344, 26799872, 28931680, 31824848, 33499840, 39781060, 41064320, 46290688, 57863360, 63649696, 66999680, 79562120, 82128640, 115726720, 127299392, 133999360, 159124240, 231453440, 254598784, 318248480, 509197568, 636496960, 1272993920, 2545987840]

約数ペア:

[(1, 2545987840), (2, 1272993920), (4, 636496960), (5, 509197568), (8, 318248480), (10, 254598784), (11, 231453440), (16, 159124240), (19, 133999360), (20, 127299392), (22, 115726720), (31, 82128640), (32, 79562120), (38, 66999680), (40, 63649696), (44, 57863360), (55, 46290688), (62, 41064320), (64, 39781060), (76, 33499840), (80, 31824848), (88, 28931680), (95, 26799872), (110, 23145344), (124, 20532160), (128, 19890530), (152, 16749920), (155, 16425728), (160, 15912424), (176, 14465840), (190, 13399936), (209, 12181760), (220, 11572672), (248, 10266080), (256, 9945265), (304, 8374960), (307, 8293120), (310, 8212864), (320, 7956212), (341, 7466240), (352, 7232920), (380, 6699968), (418, 6090880), (440, 5786336), (496, 5133040), (589, 4322560), (608, 4187480), (614, 4146560), (620, 4106432), (640, 3978106), (682, 3733120), (704, 3616460), (760, 3349984), (836, 3045440), (880, 2893168), (992, 2566520), (1045, 2436352), (1178, 2161280), (1216, 2093740), (1228, 2073280), (1240, 2053216), (1280, 1989053), (1364, 1866560), (1408, 1808230), (1520, 1674992), (1535, 1658624), (1672, 1522720), (1705, 1493248), (1760, 1446584), (1984, 1283260), (2090, 1218176), (2356, 1080640), (2432, 1046870), (2456, 1036640), (2480, 1026608), (2728, 933280), (2816, 904115), (2945, 864512), (3040, 837496), (3070, 829312), (3344, 761360), (3377, 753920), (3410, 746624), (3520, 723292), (3968, 641630), (4180, 609088), (4712, 540320), (4864, 523435), (4912, 518320), (4960, 513304), (5456, 466640), (5833, 436480), (5890, 432256), (6080, 418748), (6140, 414656), (6479, 392960), (6688, 380680), (6754, 376960), (6820, 373312), (7040, 361646), (7936, 320815), (8360, 304544), (9424, 270160), (9517, 267520), (9824, 259160), (9920, 256652), (10912, 233320), (11666, 218240), (11780, 216128), (12160, 209374), (12280, 207328), (12958, 196480), (13376, 190340), (13508, 188480), (13640, 186656), (14080, 180823), (16720, 152272), (16885, 150784), (18848, 135080), (19034, 133760), (19648, 129580), (19840, 128326), (21824, 116660), (23332, 109120), (23560, 108064), (24320, 104687), (24560, 103664), (25916, 98240), (26752, 95170), (27016, 94240), (27280, 93328), (29165, 87296), (32395, 78592), (33440, 76136), (33770, 75392), (37696, 67540), (38068, 66880), (39296, 64790), (39680, 64163), (43648, 58330), (46664, 54560), (47120, 54032), (47585, 53504), (49120, 51832)]