1206887240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 2993760000

約数和(自身を除く): 1786872760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 109, 130, 199, 214, 218, 260, 398, 428, 436, 520, 535, 545, 796, 856, 872, 995, 1070, 1090, 1391, 1417, 1592, 1990, 2140, 2180, 2587, 2782, 2834, 3980, 4280, 4360, 5174, 5564, 5668, 6955, 7085, 7960, 10348, 11128, 11336, 11663, 12935, 13910, 14170, 20696, 21293, 21691, 23326, 25870, 27820, 28340, 42586, 43382, 46652, 51740, 55640, 56680, 58315, 85172, 86764, 93304, 103480, 106465, 108455, 116630, 151619, 170344, 173528, 212930, 216910, 233260, 276809, 281983, 303238, 425860, 433820, 466520, 553618, 563966, 606476, 758095, 851720, 867640, 1107236, 1127932, 1212952, 1384045, 1409915, 1516190, 2214472, 2255864, 2320937, 2768090, 2819830, 3032380, 4641874, 5536180, 5639660, 6064760, 9283748, 11072360, 11279320, 11604685, 18567496, 23209370, 30172181, 46418740, 60344362, 92837480, 120688724, 150860905, 241377448, 301721810, 603443620, 1206887240]

約数ペア:

[(1, 1206887240), (2, 603443620), (4, 301721810), (5, 241377448), (8, 150860905), (10, 120688724), (13, 92837480), (20, 60344362), (26, 46418740), (40, 30172181), (52, 23209370), (65, 18567496), (104, 11604685), (107, 11279320), (109, 11072360), (130, 9283748), (199, 6064760), (214, 5639660), (218, 5536180), (260, 4641874), (398, 3032380), (428, 2819830), (436, 2768090), (520, 2320937), (535, 2255864), (545, 2214472), (796, 1516190), (856, 1409915), (872, 1384045), (995, 1212952), (1070, 1127932), (1090, 1107236), (1391, 867640), (1417, 851720), (1592, 758095), (1990, 606476), (2140, 563966), (2180, 553618), (2587, 466520), (2782, 433820), (2834, 425860), (3980, 303238), (4280, 281983), (4360, 276809), (5174, 233260), (5564, 216910), (5668, 212930), (6955, 173528), (7085, 170344), (7960, 151619), (10348, 116630), (11128, 108455), (11336, 106465), (11663, 103480), (12935, 93304), (13910, 86764), (14170, 85172), (20696, 58315), (21293, 56680), (21691, 55640), (23326, 51740), (25870, 46652), (27820, 43382), (28340, 42586)]