247049040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:809

約数の個数: 160

約数和(自身を含む): 879943680

約数和(自身を除く): 632894640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 307, 336, 420, 479, 560, 614, 840, 921, 958, 1228, 1437, 1535, 1680, 1842, 1916, 2149, 2395, 2456, 2874, 3070, 3353, 3684, 3832, 4298, 4605, 4790, 4912, 5748, 6140, 6447, 6706, 7185, 7368, 7664, 8596, 9210, 9580, 10059, 10745, 11496, 12280, 12894, 13412, 14370, 14736, 16765, 17192, 18420, 19160, 20118, 21490, 22992, 24560, 25788, 26824, 28740, 32235, 33530, 34384, 36840, 38320, 40236, 42980, 50295, 51576, 53648, 57480, 64470, 67060, 73680, 80472, 85960, 100590, 103152, 114960, 128940, 134120, 147053, 160944, 171920, 201180, 257880, 268240, 294106, 402360, 441159, 515760, 588212, 735265, 804720, 882318, 1029371, 1176424, 1470530, 1764636, 2058742, 2205795, 2352848, 2941060, 3088113, 3529272, 4117484, 4411590, 5146855, 5882120, 6176226, 7058544, 8234968, 8823180, 10293710, 11764240, 12352452, 15440565, 16469936, 17646360, 20587420, 24704904, 30881130, 35292720, 41174840, 49409808, 61762260, 82349680, 123524520, 247049040]

約数ペア:

[(1, 247049040), (2, 123524520), (3, 82349680), (4, 61762260), (5, 49409808), (6, 41174840), (7, 35292720), (8, 30881130), (10, 24704904), (12, 20587420), (14, 17646360), (15, 16469936), (16, 15440565), (20, 12352452), (21, 11764240), (24, 10293710), (28, 8823180), (30, 8234968), (35, 7058544), (40, 6176226), (42, 5882120), (48, 5146855), (56, 4411590), (60, 4117484), (70, 3529272), (80, 3088113), (84, 2941060), (105, 2352848), (112, 2205795), (120, 2058742), (140, 1764636), (168, 1470530), (210, 1176424), (240, 1029371), (280, 882318), (307, 804720), (336, 735265), (420, 588212), (479, 515760), (560, 441159), (614, 402360), (840, 294106), (921, 268240), (958, 257880), (1228, 201180), (1437, 171920), (1535, 160944), (1680, 147053), (1842, 134120), (1916, 128940), (2149, 114960), (2395, 103152), (2456, 100590), (2874, 85960), (3070, 80472), (3353, 73680), (3684, 67060), (3832, 64470), (4298, 57480), (4605, 53648), (4790, 51576), (4912, 50295), (5748, 42980), (6140, 40236), (6447, 38320), (6706, 36840), (7185, 34384), (7368, 33530), (7664, 32235), (8596, 28740), (9210, 26824), (9580, 25788), (10059, 24560), (10745, 22992), (11496, 21490), (12280, 20118), (12894, 19160), (13412, 18420), (14370, 17192), (14736, 16765)]