12640248

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 37908000

約数和(自身を除く): 25267752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 34, 36, 46, 51, 68, 69, 72, 92, 102, 136, 138, 153, 184, 204, 207, 276, 306, 391, 408, 414, 449, 552, 612, 782, 828, 898, 1173, 1224, 1347, 1564, 1656, 1796, 2346, 2694, 3128, 3519, 3592, 4041, 4692, 5388, 7038, 7633, 8082, 9384, 10327, 10776, 14076, 15266, 16164, 20654, 22899, 28152, 30532, 30981, 32328, 41308, 45798, 61064, 61962, 68697, 82616, 91596, 92943, 123924, 137394, 175559, 183192, 185886, 247848, 274788, 351118, 371772, 526677, 549576, 702236, 743544, 1053354, 1404472, 1580031, 2106708, 3160062, 4213416, 6320124, 12640248]

約数ペア:

[(1, 12640248), (2, 6320124), (3, 4213416), (4, 3160062), (6, 2106708), (8, 1580031), (9, 1404472), (12, 1053354), (17, 743544), (18, 702236), (23, 549576), (24, 526677), (34, 371772), (36, 351118), (46, 274788), (51, 247848), (68, 185886), (69, 183192), (72, 175559), (92, 137394), (102, 123924), (136, 92943), (138, 91596), (153, 82616), (184, 68697), (204, 61962), (207, 61064), (276, 45798), (306, 41308), (391, 32328), (408, 30981), (414, 30532), (449, 28152), (552, 22899), (612, 20654), (782, 16164), (828, 15266), (898, 14076), (1173, 10776), (1224, 10327), (1347, 9384), (1564, 8082), (1656, 7633), (1796, 7038), (2346, 5388), (2694, 4692), (3128, 4041), (3519, 3592)]