15888969990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{6947}}^1$

素因数の和:7203

約数の個数: 128

約数和(自身を含む): 43582302720

約数和(自身を除く): 27693332730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 197, 215, 258, 270, 387, 394, 430, 591, 645, 774, 985, 1161, 1182, 1290, 1773, 1935, 1970, 2322, 2955, 3546, 3870, 5319, 5805, 5910, 6947, 8471, 8865, 10638, 11610, 13894, 16942, 17730, 20841, 25413, 26595, 34735, 41682, 42355, 50826, 53190, 62523, 69470, 76239, 84710, 104205, 125046, 127065, 152478, 187569, 208410, 228717, 254130, 298721, 312615, 375138, 381195, 457434, 597442, 625230, 762390, 896163, 937845, 1143585, 1368559, 1493605, 1792326, 1875690, 2287170, 2688489, 2737118, 2987210, 4105677, 4480815, 5376978, 6842795, 8065467, 8211354, 8961630, 12317031, 13442445, 13685590, 16130934, 20528385, 24634062, 26884890, 36951093, 40327335, 41056770, 58848037, 61585155, 73902186, 80654670, 117696074, 123170310, 176544111, 184755465, 294240185, 353088222, 369510930, 529632333, 588480370, 882720555, 1059264666, 1588896999, 1765441110, 2648161665, 3177793998, 5296323330, 7944484995, 15888969990]

約数ペア:

[(1, 15888969990), (2, 7944484995), (3, 5296323330), (5, 3177793998), (6, 2648161665), (9, 1765441110), (10, 1588896999), (15, 1059264666), (18, 882720555), (27, 588480370), (30, 529632333), (43, 369510930), (45, 353088222), (54, 294240185), (86, 184755465), (90, 176544111), (129, 123170310), (135, 117696074), (197, 80654670), (215, 73902186), (258, 61585155), (270, 58848037), (387, 41056770), (394, 40327335), (430, 36951093), (591, 26884890), (645, 24634062), (774, 20528385), (985, 16130934), (1161, 13685590), (1182, 13442445), (1290, 12317031), (1773, 8961630), (1935, 8211354), (1970, 8065467), (2322, 6842795), (2955, 5376978), (3546, 4480815), (3870, 4105677), (5319, 2987210), (5805, 2737118), (5910, 2688489), (6947, 2287170), (8471, 1875690), (8865, 1792326), (10638, 1493605), (11610, 1368559), (13894, 1143585), (16942, 937845), (17730, 896163), (20841, 762390), (25413, 625230), (26595, 597442), (34735, 457434), (41682, 381195), (42355, 375138), (50826, 312615), (53190, 298721), (62523, 254130), (69470, 228717), (76239, 208410), (84710, 187569), (104205, 152478), (125046, 127065)]