280407168

素因数分解:

$2^7\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:619

約数の個数: 192

約数和(自身を含む): 887889600

約数和(自身を除く): 607482432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 32, 36, 38, 46, 48, 57, 64, 69, 72, 76, 92, 96, 114, 128, 138, 144, 152, 171, 184, 192, 207, 228, 276, 288, 304, 342, 368, 384, 414, 437, 456, 552, 557, 576, 608, 684, 736, 828, 874, 912, 1104, 1114, 1152, 1216, 1311, 1368, 1472, 1656, 1671, 1748, 1824, 2208, 2228, 2432, 2622, 2736, 2944, 3312, 3342, 3496, 3648, 3933, 4416, 4456, 5013, 5244, 5472, 6624, 6684, 6992, 7296, 7866, 8832, 8912, 10026, 10488, 10583, 10944, 12811, 13248, 13368, 13984, 15732, 17824, 20052, 20976, 21166, 21888, 25622, 26496, 26736, 27968, 31464, 31749, 35648, 38433, 40104, 41952, 42332, 51244, 53472, 55936, 62928, 63498, 71296, 76866, 80208, 83904, 84664, 95247, 102488, 106944, 115299, 125856, 126996, 153732, 160416, 167808, 169328, 190494, 204976, 213888, 230598, 243409, 251712, 253992, 307464, 320832, 338656, 380988, 409952, 461196, 486818, 503424, 507984, 614928, 641664, 677312, 730227, 761976, 819904, 922392, 973636, 1015968, 1229856, 1354624, 1460454, 1523952, 1639808, 1844784, 1947272, 2031936, 2190681, 2459712, 2920908, 3047904, 3689568, 3894544, 4063872, 4381362, 4919424, 5841816, 6095808, 7379136, 7789088, 8762724, 11683632, 12191616, 14758272, 15578176, 17525448, 23367264, 31156352, 35050896, 46734528, 70101792, 93469056, 140203584, 280407168]

約数ペア:

[(1, 280407168), (2, 140203584), (3, 93469056), (4, 70101792), (6, 46734528), (8, 35050896), (9, 31156352), (12, 23367264), (16, 17525448), (18, 15578176), (19, 14758272), (23, 12191616), (24, 11683632), (32, 8762724), (36, 7789088), (38, 7379136), (46, 6095808), (48, 5841816), (57, 4919424), (64, 4381362), (69, 4063872), (72, 3894544), (76, 3689568), (92, 3047904), (96, 2920908), (114, 2459712), (128, 2190681), (138, 2031936), (144, 1947272), (152, 1844784), (171, 1639808), (184, 1523952), (192, 1460454), (207, 1354624), (228, 1229856), (276, 1015968), (288, 973636), (304, 922392), (342, 819904), (368, 761976), (384, 730227), (414, 677312), (437, 641664), (456, 614928), (552, 507984), (557, 503424), (576, 486818), (608, 461196), (684, 409952), (736, 380988), (828, 338656), (874, 320832), (912, 307464), (1104, 253992), (1114, 251712), (1152, 243409), (1216, 230598), (1311, 213888), (1368, 204976), (1472, 190494), (1656, 169328), (1671, 167808), (1748, 160416), (1824, 153732), (2208, 126996), (2228, 125856), (2432, 115299), (2622, 106944), (2736, 102488), (2944, 95247), (3312, 84664), (3342, 83904), (3496, 80208), (3648, 76866), (3933, 71296), (4416, 63498), (4456, 62928), (5013, 55936), (5244, 53472), (5472, 51244), (6624, 42332), (6684, 41952), (6992, 40104), (7296, 38433), (7866, 35648), (8832, 31749), (8912, 31464), (10026, 27968), (10488, 26736), (10583, 26496), (10944, 25622), (12811, 21888), (13248, 21166), (13368, 20976), (13984, 20052), (15732, 17824)]