198597784

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 491248800

約数和(自身を除く): 292651016

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 53, 56, 77, 79, 88, 98, 106, 121, 154, 158, 196, 212, 242, 308, 316, 371, 392, 424, 484, 539, 553, 583, 616, 632, 742, 847, 869, 968, 1078, 1106, 1166, 1484, 1694, 1738, 2156, 2212, 2332, 2597, 2968, 3388, 3476, 3871, 4081, 4187, 4312, 4424, 4664, 5194, 5929, 6083, 6413, 6776, 6952, 7742, 8162, 8374, 9559, 10388, 11858, 12166, 12826, 15484, 16324, 16748, 19118, 20776, 23716, 24332, 25652, 28567, 29309, 30968, 32648, 33496, 38236, 42581, 44891, 46057, 47432, 48664, 51304, 57134, 58618, 66913, 76472, 85162, 89782, 92114, 114268, 117236, 133826, 170324, 179564, 184228, 205163, 228536, 234472, 267652, 314237, 322399, 340648, 359128, 368456, 410326, 468391, 506627, 535304, 628474, 644798, 820652, 936782, 1013254, 1256948, 1289596, 1641304, 1873564, 2026508, 2256793, 2513896, 2579192, 3546389, 3747128, 4053016, 4513586, 7092778, 9027172, 14185556, 18054344, 24824723, 28371112, 49649446, 99298892, 198597784]

約数ペア:

[(1, 198597784), (2, 99298892), (4, 49649446), (7, 28371112), (8, 24824723), (11, 18054344), (14, 14185556), (22, 9027172), (28, 7092778), (44, 4513586), (49, 4053016), (53, 3747128), (56, 3546389), (77, 2579192), (79, 2513896), (88, 2256793), (98, 2026508), (106, 1873564), (121, 1641304), (154, 1289596), (158, 1256948), (196, 1013254), (212, 936782), (242, 820652), (308, 644798), (316, 628474), (371, 535304), (392, 506627), (424, 468391), (484, 410326), (539, 368456), (553, 359128), (583, 340648), (616, 322399), (632, 314237), (742, 267652), (847, 234472), (869, 228536), (968, 205163), (1078, 184228), (1106, 179564), (1166, 170324), (1484, 133826), (1694, 117236), (1738, 114268), (2156, 92114), (2212, 89782), (2332, 85162), (2597, 76472), (2968, 66913), (3388, 58618), (3476, 57134), (3871, 51304), (4081, 48664), (4187, 47432), (4312, 46057), (4424, 44891), (4664, 42581), (5194, 38236), (5929, 33496), (6083, 32648), (6413, 30968), (6776, 29309), (6952, 28567), (7742, 25652), (8162, 24332), (8374, 23716), (9559, 20776), (10388, 19118), (11858, 16748), (12166, 16324), (12826, 15484)]