21235806720

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3889}}^1$

素因数の和:4000

約数の個数: 320

約数和(自身を含む): 76405824000

約数和(自身を除く): 55170017280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 79, 80, 90, 96, 108, 120, 128, 135, 144, 158, 160, 180, 192, 216, 237, 240, 256, 270, 288, 316, 320, 360, 384, 395, 432, 474, 480, 512, 540, 576, 632, 640, 711, 720, 768, 790, 864, 948, 960, 1080, 1152, 1185, 1264, 1280, 1422, 1440, 1536, 1580, 1728, 1896, 1920, 2133, 2160, 2304, 2370, 2528, 2560, 2844, 2880, 3160, 3456, 3555, 3792, 3840, 3889, 4266, 4320, 4608, 4740, 5056, 5688, 5760, 6320, 6912, 7110, 7584, 7680, 7778, 8532, 8640, 9480, 10112, 10665, 11376, 11520, 11667, 12640, 13824, 14220, 15168, 15556, 17064, 17280, 18960, 19445, 20224, 21330, 22752, 23040, 23334, 25280, 28440, 30336, 31112, 34128, 34560, 35001, 37920, 38890, 40448, 42660, 45504, 46668, 50560, 56880, 58335, 60672, 62224, 68256, 69120, 70002, 75840, 77780, 85320, 91008, 93336, 101120, 105003, 113760, 116670, 121344, 124448, 136512, 140004, 151680, 155560, 170640, 175005, 182016, 186672, 202240, 210006, 227520, 233340, 248896, 273024, 280008, 303360, 307231, 311120, 341280, 350010, 364032, 373344, 420012, 455040, 466680, 497792, 525015, 546048, 560016, 606720, 614462, 622240, 682560, 700020, 746688, 840024, 910080, 921693, 933360, 995584, 1050030, 1092096, 1120032, 1228924, 1244480, 1365120, 1400040, 1493376, 1536155, 1680048, 1820160, 1843386, 1866720, 1991168, 2100060, 2240064, 2457848, 2488960, 2730240, 2765079, 2800080, 2986752, 3072310, 3360096, 3686772, 3733440, 4200120, 4480128, 4608465, 4915696, 4977920, 5460480, 5530158, 5600160, 5973504, 6144620, 6720192, 7373544, 7466880, 8295237, 8400240, 8960256, 9216930, 9831392, 9955840, 11060316, 11200320, 12289240, 13440384, 13825395, 14747088, 14933760, 16590474, 16800480, 17920512, 18433860, 19662784, 22120632, 22400640, 24578480, 26880768, 27650790, 29494176, 29867520, 33180948, 33600960, 36867720, 39325568, 41476185, 44241264, 44801280, 49156960, 53761536, 55301580, 58988352, 66361896, 67201920, 73735440, 78651136, 82952370, 88482528, 89602560, 98313920, 110603160, 117976704, 132723792, 134403840, 147470880, 157302272, 165904740, 176965056, 196627840, 221206320, 235953408, 265447584, 268807680, 294941760, 331809480, 353930112, 393255680, 442412640, 471906816, 530895168, 589883520, 663618960, 707860224, 786511360, 884825280, 1061790336, 1179767040, 1327237920, 1415720448, 1769650560, 2123580672, 2359534080, 2654475840, 3539301120, 4247161344, 5308951680, 7078602240, 10617903360, 21235806720]

約数ペア:

[(1, 21235806720), (2, 10617903360), (3, 7078602240), (4, 5308951680), (5, 4247161344), (6, 3539301120), (8, 2654475840), (9, 2359534080), (10, 2123580672), (12, 1769650560), (15, 1415720448), (16, 1327237920), (18, 1179767040), (20, 1061790336), (24, 884825280), (27, 786511360), (30, 707860224), (32, 663618960), (36, 589883520), (40, 530895168), (45, 471906816), (48, 442412640), (54, 393255680), (60, 353930112), (64, 331809480), (72, 294941760), (79, 268807680), (80, 265447584), (90, 235953408), (96, 221206320), (108, 196627840), (120, 176965056), (128, 165904740), (135, 157302272), (144, 147470880), (158, 134403840), (160, 132723792), (180, 117976704), (192, 110603160), (216, 98313920), (237, 89602560), (240, 88482528), (256, 82952370), (270, 78651136), (288, 73735440), (316, 67201920), (320, 66361896), (360, 58988352), (384, 55301580), (395, 53761536), (432, 49156960), (474, 44801280), (480, 44241264), (512, 41476185), (540, 39325568), (576, 36867720), (632, 33600960), (640, 33180948), (711, 29867520), (720, 29494176), (768, 27650790), (790, 26880768), (864, 24578480), (948, 22400640), (960, 22120632), (1080, 19662784), (1152, 18433860), (1185, 17920512), (1264, 16800480), (1280, 16590474), (1422, 14933760), (1440, 14747088), (1536, 13825395), (1580, 13440384), (1728, 12289240), (1896, 11200320), (1920, 11060316), (2133, 9955840), (2160, 9831392), (2304, 9216930), (2370, 8960256), (2528, 8400240), (2560, 8295237), (2844, 7466880), (2880, 7373544), (3160, 6720192), (3456, 6144620), (3555, 5973504), (3792, 5600160), (3840, 5530158), (3889, 5460480), (4266, 4977920), (4320, 4915696), (4608, 4608465), (4740, 4480128), (5056, 4200120), (5688, 3733440), (5760, 3686772), (6320, 3360096), (6912, 3072310), (7110, 2986752), (7584, 2800080), (7680, 2765079), (7778, 2730240), (8532, 2488960), (8640, 2457848), (9480, 2240064), (10112, 2100060), (10665, 1991168), (11376, 1866720), (11520, 1843386), (11667, 1820160), (12640, 1680048), (13824, 1536155), (14220, 1493376), (15168, 1400040), (15556, 1365120), (17064, 1244480), (17280, 1228924), (18960, 1120032), (19445, 1092096), (20224, 1050030), (21330, 995584), (22752, 933360), (23040, 921693), (23334, 910080), (25280, 840024), (28440, 746688), (30336, 700020), (31112, 682560), (34128, 622240), (34560, 614462), (35001, 606720), (37920, 560016), (38890, 546048), (40448, 525015), (42660, 497792), (45504, 466680), (46668, 455040), (50560, 420012), (56880, 373344), (58335, 364032), (60672, 350010), (62224, 341280), (68256, 311120), (69120, 307231), (70002, 303360), (75840, 280008), (77780, 273024), (85320, 248896), (91008, 233340), (93336, 227520), (101120, 210006), (105003, 202240), (113760, 186672), (116670, 182016), (121344, 175005), (124448, 170640), (136512, 155560), (140004, 151680)]