197289456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 661957632

約数和(自身を除く): 464668176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 47, 48, 52, 56, 62, 78, 84, 91, 93, 94, 104, 112, 124, 141, 156, 168, 182, 186, 188, 208, 217, 248, 273, 282, 312, 329, 336, 364, 372, 376, 403, 434, 496, 546, 564, 611, 624, 651, 658, 728, 744, 752, 806, 868, 961, 987, 1092, 1128, 1209, 1222, 1302, 1316, 1456, 1457, 1488, 1612, 1736, 1833, 1922, 1974, 2184, 2256, 2418, 2444, 2604, 2632, 2821, 2883, 2914, 3224, 3472, 3666, 3844, 3948, 4277, 4368, 4371, 4836, 4888, 5208, 5264, 5642, 5766, 5828, 6448, 6727, 7332, 7688, 7896, 8463, 8554, 8742, 9672, 9776, 10199, 10416, 11284, 11532, 11656, 12493, 12831, 13454, 14664, 15376, 15792, 16926, 17108, 17484, 18941, 19344, 20181, 20398, 22568, 23064, 23312, 24986, 25662, 26908, 29328, 30597, 33852, 34216, 34968, 37479, 37882, 40362, 40796, 45136, 45167, 46128, 49972, 51324, 53816, 56823, 61194, 67704, 68432, 69936, 74958, 75764, 80724, 81592, 87451, 90334, 99944, 102648, 107632, 113646, 122388, 132587, 135408, 135501, 149916, 151528, 161448, 163184, 174902, 180668, 199888, 205296, 227292, 244776, 262353, 265174, 271002, 299832, 303056, 316169, 322896, 349804, 361336, 397761, 454584, 489552, 524706, 530348, 542004, 587171, 599664, 632338, 699608, 722672, 795522, 909168, 948507, 1049412, 1060696, 1084008, 1174342, 1264676, 1399216, 1591044, 1761513, 1897014, 2098824, 2121392, 2168016, 2348684, 2529352, 3182088, 3523026, 3794028, 4110197, 4197648, 4697368, 5058704, 6364176, 7046052, 7588056, 8220394, 9394736, 12330591, 14092104, 15176112, 16440788, 24661182, 28184208, 32881576, 49322364, 65763152, 98644728, 197289456]

約数ペア:

[(1, 197289456), (2, 98644728), (3, 65763152), (4, 49322364), (6, 32881576), (7, 28184208), (8, 24661182), (12, 16440788), (13, 15176112), (14, 14092104), (16, 12330591), (21, 9394736), (24, 8220394), (26, 7588056), (28, 7046052), (31, 6364176), (39, 5058704), (42, 4697368), (47, 4197648), (48, 4110197), (52, 3794028), (56, 3523026), (62, 3182088), (78, 2529352), (84, 2348684), (91, 2168016), (93, 2121392), (94, 2098824), (104, 1897014), (112, 1761513), (124, 1591044), (141, 1399216), (156, 1264676), (168, 1174342), (182, 1084008), (186, 1060696), (188, 1049412), (208, 948507), (217, 909168), (248, 795522), (273, 722672), (282, 699608), (312, 632338), (329, 599664), (336, 587171), (364, 542004), (372, 530348), (376, 524706), (403, 489552), (434, 454584), (496, 397761), (546, 361336), (564, 349804), (611, 322896), (624, 316169), (651, 303056), (658, 299832), (728, 271002), (744, 265174), (752, 262353), (806, 244776), (868, 227292), (961, 205296), (987, 199888), (1092, 180668), (1128, 174902), (1209, 163184), (1222, 161448), (1302, 151528), (1316, 149916), (1456, 135501), (1457, 135408), (1488, 132587), (1612, 122388), (1736, 113646), (1833, 107632), (1922, 102648), (1974, 99944), (2184, 90334), (2256, 87451), (2418, 81592), (2444, 80724), (2604, 75764), (2632, 74958), (2821, 69936), (2883, 68432), (2914, 67704), (3224, 61194), (3472, 56823), (3666, 53816), (3844, 51324), (3948, 49972), (4277, 46128), (4368, 45167), (4371, 45136), (4836, 40796), (4888, 40362), (5208, 37882), (5264, 37479), (5642, 34968), (5766, 34216), (5828, 33852), (6448, 30597), (6727, 29328), (7332, 26908), (7688, 25662), (7896, 24986), (8463, 23312), (8554, 23064), (8742, 22568), (9672, 20398), (9776, 20181), (10199, 19344), (10416, 18941), (11284, 17484), (11532, 17108), (11656, 16926), (12493, 15792), (12831, 15376), (13454, 14664)]