31155696

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 240

約数和(自身を含む): 109680480

約数和(自身を除く): 78524784

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 17, 18, 22, 24, 26, 33, 34, 36, 39, 44, 48, 51, 52, 66, 68, 72, 78, 88, 89, 99, 102, 104, 117, 132, 136, 143, 144, 153, 156, 176, 178, 187, 198, 204, 208, 221, 234, 264, 267, 272, 286, 306, 312, 356, 374, 396, 408, 429, 442, 468, 528, 534, 561, 572, 612, 624, 663, 712, 748, 792, 801, 816, 858, 884, 936, 979, 1068, 1122, 1144, 1157, 1224, 1287, 1326, 1424, 1496, 1513, 1584, 1602, 1683, 1716, 1768, 1872, 1958, 1989, 2136, 2244, 2288, 2314, 2431, 2448, 2574, 2652, 2937, 2992, 3026, 3204, 3366, 3432, 3471, 3536, 3916, 3978, 4272, 4488, 4539, 4628, 4862, 5148, 5304, 5874, 6052, 6408, 6732, 6864, 6942, 7293, 7832, 7956, 8811, 8976, 9078, 9256, 9724, 10296, 10413, 10608, 11748, 12104, 12727, 12816, 13464, 13617, 13884, 14586, 15664, 15912, 16643, 17622, 18156, 18512, 19448, 19669, 20592, 20826, 21879, 23496, 24208, 25454, 26928, 27234, 27768, 29172, 31824, 33286, 35244, 36312, 38181, 38896, 39338, 41652, 43758, 46992, 49929, 50908, 54468, 55536, 58344, 59007, 66572, 70488, 72624, 76362, 78676, 83304, 87516, 99858, 101816, 108936, 114543, 116688, 118014, 133144, 140976, 149787, 152724, 157352, 166608, 175032, 177021, 199716, 203632, 216359, 217872, 229086, 236028, 266288, 299574, 305448, 314704, 350064, 354042, 399432, 432718, 458172, 472056, 599148, 610896, 649077, 708084, 798864, 865436, 916344, 944112, 1198296, 1298154, 1416168, 1730872, 1832688, 1947231, 2396592, 2596308, 2832336, 3461744, 3894462, 5192616, 7788924, 10385232, 15577848, 31155696]

約数ペア:

[(1, 31155696), (2, 15577848), (3, 10385232), (4, 7788924), (6, 5192616), (8, 3894462), (9, 3461744), (11, 2832336), (12, 2596308), (13, 2396592), (16, 1947231), (17, 1832688), (18, 1730872), (22, 1416168), (24, 1298154), (26, 1198296), (33, 944112), (34, 916344), (36, 865436), (39, 798864), (44, 708084), (48, 649077), (51, 610896), (52, 599148), (66, 472056), (68, 458172), (72, 432718), (78, 399432), (88, 354042), (89, 350064), (99, 314704), (102, 305448), (104, 299574), (117, 266288), (132, 236028), (136, 229086), (143, 217872), (144, 216359), (153, 203632), (156, 199716), (176, 177021), (178, 175032), (187, 166608), (198, 157352), (204, 152724), (208, 149787), (221, 140976), (234, 133144), (264, 118014), (267, 116688), (272, 114543), (286, 108936), (306, 101816), (312, 99858), (356, 87516), (374, 83304), (396, 78676), (408, 76362), (429, 72624), (442, 70488), (468, 66572), (528, 59007), (534, 58344), (561, 55536), (572, 54468), (612, 50908), (624, 49929), (663, 46992), (712, 43758), (748, 41652), (792, 39338), (801, 38896), (816, 38181), (858, 36312), (884, 35244), (936, 33286), (979, 31824), (1068, 29172), (1122, 27768), (1144, 27234), (1157, 26928), (1224, 25454), (1287, 24208), (1326, 23496), (1424, 21879), (1496, 20826), (1513, 20592), (1584, 19669), (1602, 19448), (1683, 18512), (1716, 18156), (1768, 17622), (1872, 16643), (1958, 15912), (1989, 15664), (2136, 14586), (2244, 13884), (2288, 13617), (2314, 13464), (2431, 12816), (2448, 12727), (2574, 12104), (2652, 11748), (2937, 10608), (2992, 10413), (3026, 10296), (3204, 9724), (3366, 9256), (3432, 9078), (3471, 8976), (3536, 8811), (3916, 7956), (3978, 7832), (4272, 7293), (4488, 6942), (4539, 6864), (4628, 6732), (4862, 6408), (5148, 6052), (5304, 5874)]