28839888

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:72

約数の個数: 300

約数和(自身を含む): 110549472

約数和(自身を除く): 81709584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 17, 18, 21, 22, 24, 27, 28, 33, 34, 36, 42, 44, 48, 51, 54, 56, 63, 66, 68, 72, 77, 81, 84, 88, 99, 102, 108, 112, 119, 126, 132, 136, 144, 153, 154, 162, 168, 176, 187, 189, 198, 204, 216, 231, 238, 252, 264, 272, 289, 297, 306, 308, 324, 336, 357, 374, 378, 396, 408, 432, 459, 462, 476, 504, 528, 561, 567, 578, 594, 612, 616, 648, 693, 714, 748, 756, 792, 816, 867, 891, 918, 924, 952, 1008, 1071, 1122, 1134, 1156, 1188, 1224, 1232, 1296, 1309, 1377, 1386, 1428, 1496, 1512, 1584, 1683, 1734, 1782, 1836, 1848, 1904, 2023, 2079, 2142, 2244, 2268, 2312, 2376, 2448, 2601, 2618, 2754, 2772, 2856, 2992, 3024, 3179, 3213, 3366, 3468, 3564, 3672, 3696, 3927, 4046, 4158, 4284, 4488, 4536, 4624, 4752, 5049, 5202, 5236, 5508, 5544, 5712, 6069, 6237, 6358, 6426, 6732, 6936, 7128, 7344, 7803, 7854, 8092, 8316, 8568, 8976, 9072, 9537, 9639, 10098, 10404, 10472, 11016, 11088, 11781, 12138, 12474, 12716, 12852, 13464, 13872, 14256, 15147, 15606, 15708, 16184, 16632, 17136, 18207, 19074, 19278, 20196, 20808, 20944, 22032, 22253, 23409, 23562, 24276, 24948, 25432, 25704, 26928, 28611, 30294, 31212, 31416, 32368, 33264, 35343, 36414, 38148, 38556, 40392, 41616, 44506, 46818, 47124, 48552, 49896, 50864, 51408, 54621, 57222, 60588, 62424, 62832, 66759, 70686, 72828, 76296, 77112, 80784, 85833, 89012, 93636, 94248, 97104, 99792, 106029, 109242, 114444, 121176, 124848, 133518, 141372, 145656, 152592, 154224, 163863, 171666, 178024, 187272, 188496, 200277, 212058, 218484, 228888, 242352, 257499, 267036, 282744, 291312, 327726, 343332, 356048, 374544, 400554, 424116, 436968, 457776, 514998, 534072, 565488, 600831, 655452, 686664, 801108, 848232, 873936, 1029996, 1068144, 1201662, 1310904, 1373328, 1602216, 1696464, 1802493, 2059992, 2403324, 2621808, 3204432, 3604986, 4119984, 4806648, 7209972, 9613296, 14419944, 28839888]

約数ペア:

[(1, 28839888), (2, 14419944), (3, 9613296), (4, 7209972), (6, 4806648), (7, 4119984), (8, 3604986), (9, 3204432), (11, 2621808), (12, 2403324), (14, 2059992), (16, 1802493), (17, 1696464), (18, 1602216), (21, 1373328), (22, 1310904), (24, 1201662), (27, 1068144), (28, 1029996), (33, 873936), (34, 848232), (36, 801108), (42, 686664), (44, 655452), (48, 600831), (51, 565488), (54, 534072), (56, 514998), (63, 457776), (66, 436968), (68, 424116), (72, 400554), (77, 374544), (81, 356048), (84, 343332), (88, 327726), (99, 291312), (102, 282744), (108, 267036), (112, 257499), (119, 242352), (126, 228888), (132, 218484), (136, 212058), (144, 200277), (153, 188496), (154, 187272), (162, 178024), (168, 171666), (176, 163863), (187, 154224), (189, 152592), (198, 145656), (204, 141372), (216, 133518), (231, 124848), (238, 121176), (252, 114444), (264, 109242), (272, 106029), (289, 99792), (297, 97104), (306, 94248), (308, 93636), (324, 89012), (336, 85833), (357, 80784), (374, 77112), (378, 76296), (396, 72828), (408, 70686), (432, 66759), (459, 62832), (462, 62424), (476, 60588), (504, 57222), (528, 54621), (561, 51408), (567, 50864), (578, 49896), (594, 48552), (612, 47124), (616, 46818), (648, 44506), (693, 41616), (714, 40392), (748, 38556), (756, 38148), (792, 36414), (816, 35343), (867, 33264), (891, 32368), (918, 31416), (924, 31212), (952, 30294), (1008, 28611), (1071, 26928), (1122, 25704), (1134, 25432), (1156, 24948), (1188, 24276), (1224, 23562), (1232, 23409), (1296, 22253), (1309, 22032), (1377, 20944), (1386, 20808), (1428, 20196), (1496, 19278), (1512, 19074), (1584, 18207), (1683, 17136), (1734, 16632), (1782, 16184), (1836, 15708), (1848, 15606), (1904, 15147), (2023, 14256), (2079, 13872), (2142, 13464), (2244, 12852), (2268, 12716), (2312, 12474), (2376, 12138), (2448, 11781), (2601, 11088), (2618, 11016), (2754, 10472), (2772, 10404), (2856, 10098), (2992, 9639), (3024, 9537), (3179, 9072), (3213, 8976), (3366, 8568), (3468, 8316), (3564, 8092), (3672, 7854), (3696, 7803), (3927, 7344), (4046, 7128), (4158, 6936), (4284, 6732), (4488, 6426), (4536, 6358), (4624, 6237), (4752, 6069), (5049, 5712), (5202, 5544), (5236, 5508)]