28693280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 192

約数和(自身を含む): 90139392

約数和(自身を除く): 61446112

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 137, 140, 154, 160, 170, 176, 187, 220, 224, 238, 272, 274, 280, 308, 340, 352, 374, 385, 440, 476, 544, 548, 560, 595, 616, 680, 685, 748, 770, 880, 935, 952, 959, 1096, 1120, 1190, 1232, 1309, 1360, 1370, 1496, 1507, 1540, 1760, 1870, 1904, 1918, 2192, 2329, 2380, 2464, 2618, 2720, 2740, 2992, 3014, 3080, 3740, 3808, 3836, 4384, 4658, 4760, 4795, 5236, 5480, 5984, 6028, 6160, 6545, 7480, 7535, 7672, 9316, 9520, 9590, 10472, 10549, 10960, 11645, 12056, 12320, 13090, 14960, 15070, 15344, 16303, 18632, 19040, 19180, 20944, 21098, 21920, 23290, 24112, 25619, 26180, 29920, 30140, 30688, 32606, 37264, 38360, 41888, 42196, 46580, 48224, 51238, 52360, 52745, 60280, 65212, 74528, 76720, 81515, 84392, 93160, 102476, 104720, 105490, 120560, 128095, 130424, 153440, 163030, 168784, 179333, 186320, 204952, 209440, 210980, 241120, 256190, 260848, 326060, 337568, 358666, 372640, 409904, 421960, 512380, 521696, 652120, 717332, 819808, 843920, 896665, 1024760, 1304240, 1434664, 1687840, 1793330, 2049520, 2608480, 2869328, 3586660, 4099040, 5738656, 7173320, 14346640, 28693280]

約数ペア:

[(1, 28693280), (2, 14346640), (4, 7173320), (5, 5738656), (7, 4099040), (8, 3586660), (10, 2869328), (11, 2608480), (14, 2049520), (16, 1793330), (17, 1687840), (20, 1434664), (22, 1304240), (28, 1024760), (32, 896665), (34, 843920), (35, 819808), (40, 717332), (44, 652120), (55, 521696), (56, 512380), (68, 421960), (70, 409904), (77, 372640), (80, 358666), (85, 337568), (88, 326060), (110, 260848), (112, 256190), (119, 241120), (136, 210980), (137, 209440), (140, 204952), (154, 186320), (160, 179333), (170, 168784), (176, 163030), (187, 153440), (220, 130424), (224, 128095), (238, 120560), (272, 105490), (274, 104720), (280, 102476), (308, 93160), (340, 84392), (352, 81515), (374, 76720), (385, 74528), (440, 65212), (476, 60280), (544, 52745), (548, 52360), (560, 51238), (595, 48224), (616, 46580), (680, 42196), (685, 41888), (748, 38360), (770, 37264), (880, 32606), (935, 30688), (952, 30140), (959, 29920), (1096, 26180), (1120, 25619), (1190, 24112), (1232, 23290), (1309, 21920), (1360, 21098), (1370, 20944), (1496, 19180), (1507, 19040), (1540, 18632), (1760, 16303), (1870, 15344), (1904, 15070), (1918, 14960), (2192, 13090), (2329, 12320), (2380, 12056), (2464, 11645), (2618, 10960), (2720, 10549), (2740, 10472), (2992, 9590), (3014, 9520), (3080, 9316), (3740, 7672), (3808, 7535), (3836, 7480), (4384, 6545), (4658, 6160), (4760, 6028), (4795, 5984), (5236, 5480)]