1219955520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{479}}^1$

素因数の和:885

約数の個数: 224

約数和(自身を含む): 4447641600

約数和(自身を除く): 3227686080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 379, 420, 448, 479, 480, 560, 672, 758, 840, 958, 960, 1120, 1137, 1344, 1437, 1516, 1680, 1895, 1916, 2240, 2274, 2395, 2653, 2874, 3032, 3353, 3360, 3790, 3832, 4548, 4790, 5306, 5685, 5748, 6064, 6706, 6720, 7185, 7580, 7664, 7959, 9096, 9580, 10059, 10612, 11370, 11496, 12128, 13265, 13412, 14370, 15160, 15328, 15918, 16765, 18192, 19160, 20118, 21224, 22740, 22992, 24256, 26530, 26824, 28740, 30320, 30656, 31836, 33530, 36384, 38320, 39795, 40236, 42448, 45480, 45984, 50295, 53060, 53648, 57480, 60640, 63672, 67060, 72768, 76640, 79590, 80472, 84896, 90960, 91968, 100590, 106120, 107296, 114960, 121280, 127344, 134120, 153280, 159180, 160944, 169792, 181541, 181920, 201180, 212240, 214592, 229920, 254688, 268240, 318360, 321888, 363082, 363840, 402360, 424480, 459840, 509376, 536480, 544623, 636720, 643776, 726164, 804720, 848960, 907705, 1072960, 1089246, 1270787, 1273440, 1452328, 1609440, 1815410, 2178492, 2541574, 2546880, 2723115, 2904656, 3218880, 3630820, 3812361, 4356984, 5083148, 5446230, 5809312, 6353935, 7261640, 7624722, 8713968, 10166296, 10892460, 11618624, 12707870, 14523280, 15249444, 17427936, 19061805, 20332592, 21784920, 25415740, 29046560, 30498888, 34855872, 38123610, 40665184, 43569840, 50831480, 58093120, 60997776, 76247220, 81330368, 87139680, 101662960, 121995552, 152494440, 174279360, 203325920, 243991104, 304988880, 406651840, 609977760, 1219955520]

約数ペア:

[(1, 1219955520), (2, 609977760), (3, 406651840), (4, 304988880), (5, 243991104), (6, 203325920), (7, 174279360), (8, 152494440), (10, 121995552), (12, 101662960), (14, 87139680), (15, 81330368), (16, 76247220), (20, 60997776), (21, 58093120), (24, 50831480), (28, 43569840), (30, 40665184), (32, 38123610), (35, 34855872), (40, 30498888), (42, 29046560), (48, 25415740), (56, 21784920), (60, 20332592), (64, 19061805), (70, 17427936), (80, 15249444), (84, 14523280), (96, 12707870), (105, 11618624), (112, 10892460), (120, 10166296), (140, 8713968), (160, 7624722), (168, 7261640), (192, 6353935), (210, 5809312), (224, 5446230), (240, 5083148), (280, 4356984), (320, 3812361), (336, 3630820), (379, 3218880), (420, 2904656), (448, 2723115), (479, 2546880), (480, 2541574), (560, 2178492), (672, 1815410), (758, 1609440), (840, 1452328), (958, 1273440), (960, 1270787), (1120, 1089246), (1137, 1072960), (1344, 907705), (1437, 848960), (1516, 804720), (1680, 726164), (1895, 643776), (1916, 636720), (2240, 544623), (2274, 536480), (2395, 509376), (2653, 459840), (2874, 424480), (3032, 402360), (3353, 363840), (3360, 363082), (3790, 321888), (3832, 318360), (4548, 268240), (4790, 254688), (5306, 229920), (5685, 214592), (5748, 212240), (6064, 201180), (6706, 181920), (6720, 181541), (7185, 169792), (7580, 160944), (7664, 159180), (7959, 153280), (9096, 134120), (9580, 127344), (10059, 121280), (10612, 114960), (11370, 107296), (11496, 106120), (12128, 100590), (13265, 91968), (13412, 90960), (14370, 84896), (15160, 80472), (15328, 79590), (15918, 76640), (16765, 72768), (18192, 67060), (19160, 63672), (20118, 60640), (21224, 57480), (22740, 53648), (22992, 53060), (24256, 50295), (26530, 45984), (26824, 45480), (28740, 42448), (30320, 40236), (30656, 39795), (31836, 38320), (33530, 36384)]