1819365480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1188

約数の個数: 192

約数和(自身を含む): 6123209040

約数和(自身を除く): 4303843560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 137, 148, 180, 185, 222, 274, 296, 333, 360, 370, 411, 444, 548, 555, 666, 685, 740, 822, 888, 997, 1096, 1110, 1233, 1332, 1370, 1480, 1644, 1665, 1994, 2055, 2220, 2466, 2664, 2740, 2991, 3288, 3330, 3988, 4110, 4440, 4932, 4985, 5069, 5480, 5982, 6165, 6660, 7976, 8220, 8973, 9864, 9970, 10138, 11964, 12330, 13320, 14955, 15207, 16440, 17946, 19940, 20276, 23928, 24660, 25345, 29910, 30414, 35892, 36889, 39880, 40552, 44865, 45621, 49320, 50690, 59820, 60828, 71784, 73778, 76035, 89730, 91242, 101380, 110667, 119640, 121656, 136589, 147556, 152070, 179460, 182484, 184445, 202760, 221334, 228105, 273178, 295112, 304140, 332001, 358920, 364968, 368890, 409767, 442668, 456210, 546356, 553335, 608280, 664002, 682945, 737780, 819534, 885336, 912420, 1092712, 1106670, 1229301, 1328004, 1365890, 1475560, 1639068, 1660005, 1824840, 2048835, 2213340, 2458602, 2656008, 2731780, 3278136, 3320010, 4097670, 4426680, 4917204, 5053793, 5463560, 6146505, 6640020, 8195340, 9834408, 10107586, 12293010, 13280040, 15161379, 16390680, 20215172, 24586020, 25268965, 30322758, 40430344, 45484137, 49172040, 50537930, 60645516, 75806895, 90968274, 101075860, 121291032, 151613790, 181936548, 202151720, 227420685, 303227580, 363873096, 454841370, 606455160, 909682740, 1819365480]

約数ペア:

[(1, 1819365480), (2, 909682740), (3, 606455160), (4, 454841370), (5, 363873096), (6, 303227580), (8, 227420685), (9, 202151720), (10, 181936548), (12, 151613790), (15, 121291032), (18, 101075860), (20, 90968274), (24, 75806895), (30, 60645516), (36, 50537930), (37, 49172040), (40, 45484137), (45, 40430344), (60, 30322758), (72, 25268965), (74, 24586020), (90, 20215172), (111, 16390680), (120, 15161379), (137, 13280040), (148, 12293010), (180, 10107586), (185, 9834408), (222, 8195340), (274, 6640020), (296, 6146505), (333, 5463560), (360, 5053793), (370, 4917204), (411, 4426680), (444, 4097670), (548, 3320010), (555, 3278136), (666, 2731780), (685, 2656008), (740, 2458602), (822, 2213340), (888, 2048835), (997, 1824840), (1096, 1660005), (1110, 1639068), (1233, 1475560), (1332, 1365890), (1370, 1328004), (1480, 1229301), (1644, 1106670), (1665, 1092712), (1994, 912420), (2055, 885336), (2220, 819534), (2466, 737780), (2664, 682945), (2740, 664002), (2991, 608280), (3288, 553335), (3330, 546356), (3988, 456210), (4110, 442668), (4440, 409767), (4932, 368890), (4985, 364968), (5069, 358920), (5480, 332001), (5982, 304140), (6165, 295112), (6660, 273178), (7976, 228105), (8220, 221334), (8973, 202760), (9864, 184445), (9970, 182484), (10138, 179460), (11964, 152070), (12330, 147556), (13320, 136589), (14955, 121656), (15207, 119640), (16440, 110667), (17946, 101380), (19940, 91242), (20276, 89730), (23928, 76035), (24660, 73778), (25345, 71784), (29910, 60828), (30414, 59820), (35892, 50690), (36889, 49320), (39880, 45621), (40552, 44865)]