197998740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{4721}}^1$

素因数の和:4969

約数の個数: 72

約数和(自身を含む): 603301608

約数和(自身を除く): 405302868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 466, 699, 932, 1165, 1398, 2097, 2330, 2796, 3495, 4194, 4660, 4721, 6990, 8388, 9442, 10485, 13980, 14163, 18884, 20970, 23605, 28326, 41940, 42489, 47210, 56652, 70815, 84978, 94420, 141630, 169956, 212445, 283260, 424890, 849780, 1099993, 2199986, 3299979, 4399972, 5499965, 6599958, 9899937, 10999930, 13199916, 16499895, 19799874, 21999860, 32999790, 39599748, 49499685, 65999580, 98999370, 197998740]

約数ペア:

[(1, 197998740), (2, 98999370), (3, 65999580), (4, 49499685), (5, 39599748), (6, 32999790), (9, 21999860), (10, 19799874), (12, 16499895), (15, 13199916), (18, 10999930), (20, 9899937), (30, 6599958), (36, 5499965), (45, 4399972), (60, 3299979), (90, 2199986), (180, 1099993), (233, 849780), (466, 424890), (699, 283260), (932, 212445), (1165, 169956), (1398, 141630), (2097, 94420), (2330, 84978), (2796, 70815), (3495, 56652), (4194, 47210), (4660, 42489), (4721, 41940), (6990, 28326), (8388, 23605), (9442, 20970), (10485, 18884), (13980, 14163)]