205256772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 630389760

約数和(自身を除く): 425132988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 163, 171, 228, 252, 263, 266, 326, 342, 399, 489, 526, 532, 652, 684, 789, 798, 978, 1052, 1141, 1197, 1467, 1578, 1596, 1841, 1956, 2282, 2367, 2394, 2934, 3097, 3156, 3423, 3682, 4564, 4734, 4788, 4997, 5523, 5868, 6194, 6846, 7364, 9291, 9468, 9994, 10269, 11046, 12388, 13692, 14991, 16569, 18582, 19988, 20538, 21679, 22092, 27873, 29982, 33138, 34979, 37164, 41076, 42869, 43358, 44973, 55746, 59964, 65037, 66276, 69958, 85738, 86716, 89946, 104937, 111492, 128607, 130074, 139916, 171476, 179892, 195111, 209874, 257214, 260148, 300083, 314811, 385821, 390222, 419748, 514428, 600166, 629622, 771642, 780444, 814511, 900249, 1200332, 1259244, 1543284, 1629022, 1800498, 2443533, 2700747, 3258044, 3600996, 4887066, 5401494, 5701577, 7330599, 9774132, 10802988, 11403154, 14661198, 17104731, 22806308, 29322396, 34209462, 51314193, 68418924, 102628386, 205256772]

約数ペア:

[(1, 205256772), (2, 102628386), (3, 68418924), (4, 51314193), (6, 34209462), (7, 29322396), (9, 22806308), (12, 17104731), (14, 14661198), (18, 11403154), (19, 10802988), (21, 9774132), (28, 7330599), (36, 5701577), (38, 5401494), (42, 4887066), (57, 3600996), (63, 3258044), (76, 2700747), (84, 2443533), (114, 1800498), (126, 1629022), (133, 1543284), (163, 1259244), (171, 1200332), (228, 900249), (252, 814511), (263, 780444), (266, 771642), (326, 629622), (342, 600166), (399, 514428), (489, 419748), (526, 390222), (532, 385821), (652, 314811), (684, 300083), (789, 260148), (798, 257214), (978, 209874), (1052, 195111), (1141, 179892), (1197, 171476), (1467, 139916), (1578, 130074), (1596, 128607), (1841, 111492), (1956, 104937), (2282, 89946), (2367, 86716), (2394, 85738), (2934, 69958), (3097, 66276), (3156, 65037), (3423, 59964), (3682, 55746), (4564, 44973), (4734, 43358), (4788, 42869), (4997, 41076), (5523, 37164), (5868, 34979), (6194, 33138), (6846, 29982), (7364, 27873), (9291, 22092), (9468, 21679), (9994, 20538), (10269, 19988), (11046, 18582), (12388, 16569), (13692, 14991)]