1990506744

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{991}}^1$

素因数の和:1570

約数の個数: 128

約数和(自身を含む): 5871052800

約数和(自身を除く): 3880546056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 547, 612, 918, 991, 1094, 1224, 1641, 1836, 1982, 2188, 2973, 3282, 3672, 3964, 4376, 4923, 5946, 6564, 7928, 8919, 9299, 9846, 11892, 13128, 14769, 16847, 17838, 18598, 19692, 23784, 26757, 27897, 29538, 33694, 35676, 37196, 39384, 50541, 53514, 55794, 59076, 67388, 71352, 74392, 83691, 101082, 107028, 111588, 118152, 134776, 151623, 167382, 202164, 214056, 223176, 251073, 303246, 334764, 404328, 454869, 502146, 542077, 606492, 669528, 909738, 1004292, 1084154, 1212984, 1626231, 1819476, 2008584, 2168308, 3252462, 3638952, 4336616, 4878693, 6504924, 9215309, 9757386, 13009848, 14636079, 18430618, 19514772, 27645927, 29272158, 36861236, 39029544, 55291854, 58544316, 73722472, 82937781, 110583708, 117088632, 165875562, 221167416, 248813343, 331751124, 497626686, 663502248, 995253372, 1990506744]

約数ペア:

[(1, 1990506744), (2, 995253372), (3, 663502248), (4, 497626686), (6, 331751124), (8, 248813343), (9, 221167416), (12, 165875562), (17, 117088632), (18, 110583708), (24, 82937781), (27, 73722472), (34, 58544316), (36, 55291854), (51, 39029544), (54, 36861236), (68, 29272158), (72, 27645927), (102, 19514772), (108, 18430618), (136, 14636079), (153, 13009848), (204, 9757386), (216, 9215309), (306, 6504924), (408, 4878693), (459, 4336616), (547, 3638952), (612, 3252462), (918, 2168308), (991, 2008584), (1094, 1819476), (1224, 1626231), (1641, 1212984), (1836, 1084154), (1982, 1004292), (2188, 909738), (2973, 669528), (3282, 606492), (3672, 542077), (3964, 502146), (4376, 454869), (4923, 404328), (5946, 334764), (6564, 303246), (7928, 251073), (8919, 223176), (9299, 214056), (9846, 202164), (11892, 167382), (13128, 151623), (14769, 134776), (16847, 118152), (17838, 111588), (18598, 107028), (19692, 101082), (23784, 83691), (26757, 74392), (27897, 71352), (29538, 67388), (33694, 59076), (35676, 55794), (37196, 53514), (39384, 50541)]