620622080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:217

約数の個数: 216

約数和(自身を含む): 1705677120

約数和(自身を除く): 1085055040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 151, 152, 160, 169, 190, 208, 247, 256, 260, 302, 304, 320, 338, 380, 416, 494, 520, 604, 608, 640, 676, 755, 760, 832, 845, 988, 1040, 1208, 1216, 1235, 1280, 1352, 1510, 1520, 1664, 1690, 1963, 1976, 2080, 2416, 2432, 2470, 2704, 2869, 3020, 3040, 3211, 3328, 3380, 3926, 3952, 4160, 4832, 4864, 4940, 5408, 5738, 6040, 6080, 6422, 6760, 7852, 7904, 8320, 9664, 9815, 9880, 10816, 11476, 12080, 12160, 12844, 13520, 14345, 15704, 15808, 16055, 16640, 19328, 19630, 19760, 21632, 22952, 24160, 24320, 25519, 25688, 27040, 28690, 31408, 31616, 32110, 37297, 38656, 39260, 39520, 43264, 45904, 48320, 51038, 51376, 54080, 57380, 62816, 63232, 64220, 74594, 78520, 79040, 91808, 96640, 102076, 102752, 108160, 114760, 125632, 127595, 128440, 149188, 157040, 158080, 183616, 186485, 193280, 204152, 205504, 216320, 229520, 251264, 255190, 256880, 298376, 314080, 316160, 367232, 372970, 408304, 411008, 459040, 484861, 502528, 510380, 513760, 596752, 628160, 734464, 745940, 816608, 822016, 918080, 969722, 1020760, 1027520, 1193504, 1256320, 1491880, 1633216, 1836160, 1939444, 2041520, 2055040, 2387008, 2424305, 2512640, 2983760, 3266432, 3672320, 3878888, 4083040, 4110080, 4774016, 4848610, 5967520, 6532864, 7757776, 8166080, 9548032, 9697220, 11935040, 15515552, 16332160, 19394440, 23870080, 31031104, 32664320, 38788880, 47740160, 62062208, 77577760, 124124416, 155155520, 310311040, 620622080]

約数ペア:

[(1, 620622080), (2, 310311040), (4, 155155520), (5, 124124416), (8, 77577760), (10, 62062208), (13, 47740160), (16, 38788880), (19, 32664320), (20, 31031104), (26, 23870080), (32, 19394440), (38, 16332160), (40, 15515552), (52, 11935040), (64, 9697220), (65, 9548032), (76, 8166080), (80, 7757776), (95, 6532864), (104, 5967520), (128, 4848610), (130, 4774016), (151, 4110080), (152, 4083040), (160, 3878888), (169, 3672320), (190, 3266432), (208, 2983760), (247, 2512640), (256, 2424305), (260, 2387008), (302, 2055040), (304, 2041520), (320, 1939444), (338, 1836160), (380, 1633216), (416, 1491880), (494, 1256320), (520, 1193504), (604, 1027520), (608, 1020760), (640, 969722), (676, 918080), (755, 822016), (760, 816608), (832, 745940), (845, 734464), (988, 628160), (1040, 596752), (1208, 513760), (1216, 510380), (1235, 502528), (1280, 484861), (1352, 459040), (1510, 411008), (1520, 408304), (1664, 372970), (1690, 367232), (1963, 316160), (1976, 314080), (2080, 298376), (2416, 256880), (2432, 255190), (2470, 251264), (2704, 229520), (2869, 216320), (3020, 205504), (3040, 204152), (3211, 193280), (3328, 186485), (3380, 183616), (3926, 158080), (3952, 157040), (4160, 149188), (4832, 128440), (4864, 127595), (4940, 125632), (5408, 114760), (5738, 108160), (6040, 102752), (6080, 102076), (6422, 96640), (6760, 91808), (7852, 79040), (7904, 78520), (8320, 74594), (9664, 64220), (9815, 63232), (9880, 62816), (10816, 57380), (11476, 54080), (12080, 51376), (12160, 51038), (12844, 48320), (13520, 45904), (14345, 43264), (15704, 39520), (15808, 39260), (16055, 38656), (16640, 37297), (19328, 32110), (19630, 31616), (19760, 31408), (21632, 28690), (22952, 27040), (24160, 25688), (24320, 25519)]