28380528

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 240

約数和(自身を含む): 97493760

約数和(自身を除く): 69113232

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 23, 24, 33, 36, 38, 41, 44, 46, 48, 57, 66, 69, 72, 76, 82, 88, 92, 99, 114, 123, 132, 138, 144, 152, 164, 171, 176, 184, 198, 207, 209, 228, 246, 253, 264, 276, 304, 328, 342, 368, 369, 396, 414, 418, 437, 451, 456, 492, 506, 528, 552, 627, 656, 684, 738, 759, 779, 792, 828, 836, 874, 902, 912, 943, 984, 1012, 1104, 1254, 1311, 1353, 1368, 1476, 1518, 1558, 1584, 1656, 1672, 1748, 1804, 1881, 1886, 1968, 2024, 2277, 2337, 2508, 2622, 2706, 2736, 2829, 2952, 3036, 3116, 3312, 3344, 3496, 3608, 3762, 3772, 3933, 4048, 4059, 4554, 4674, 4807, 5016, 5244, 5412, 5658, 5904, 6072, 6232, 6992, 7011, 7216, 7524, 7544, 7866, 8118, 8487, 8569, 9108, 9348, 9614, 10032, 10373, 10488, 10824, 11316, 12144, 12464, 14022, 14421, 15048, 15088, 15732, 16236, 16974, 17138, 17917, 18216, 18696, 19228, 20746, 20976, 21648, 22632, 25707, 28044, 28842, 30096, 31119, 31464, 32472, 33948, 34276, 35834, 36432, 37392, 38456, 41492, 43263, 45264, 51414, 53751, 56088, 57684, 62238, 62928, 64944, 67896, 68552, 71668, 76912, 77121, 82984, 86526, 93357, 102828, 107502, 112176, 115368, 124476, 135792, 137104, 143336, 154242, 161253, 165968, 173052, 186714, 197087, 205656, 215004, 230736, 248952, 286672, 308484, 322506, 346104, 373428, 394174, 411312, 430008, 497904, 591261, 616968, 645012, 692208, 746856, 788348, 860016, 1182522, 1233936, 1290024, 1493712, 1576696, 1773783, 2365044, 2580048, 3153392, 3547566, 4730088, 7095132, 9460176, 14190264, 28380528]

約数ペア:

[(1, 28380528), (2, 14190264), (3, 9460176), (4, 7095132), (6, 4730088), (8, 3547566), (9, 3153392), (11, 2580048), (12, 2365044), (16, 1773783), (18, 1576696), (19, 1493712), (22, 1290024), (23, 1233936), (24, 1182522), (33, 860016), (36, 788348), (38, 746856), (41, 692208), (44, 645012), (46, 616968), (48, 591261), (57, 497904), (66, 430008), (69, 411312), (72, 394174), (76, 373428), (82, 346104), (88, 322506), (92, 308484), (99, 286672), (114, 248952), (123, 230736), (132, 215004), (138, 205656), (144, 197087), (152, 186714), (164, 173052), (171, 165968), (176, 161253), (184, 154242), (198, 143336), (207, 137104), (209, 135792), (228, 124476), (246, 115368), (253, 112176), (264, 107502), (276, 102828), (304, 93357), (328, 86526), (342, 82984), (368, 77121), (369, 76912), (396, 71668), (414, 68552), (418, 67896), (437, 64944), (451, 62928), (456, 62238), (492, 57684), (506, 56088), (528, 53751), (552, 51414), (627, 45264), (656, 43263), (684, 41492), (738, 38456), (759, 37392), (779, 36432), (792, 35834), (828, 34276), (836, 33948), (874, 32472), (902, 31464), (912, 31119), (943, 30096), (984, 28842), (1012, 28044), (1104, 25707), (1254, 22632), (1311, 21648), (1353, 20976), (1368, 20746), (1476, 19228), (1518, 18696), (1558, 18216), (1584, 17917), (1656, 17138), (1672, 16974), (1748, 16236), (1804, 15732), (1881, 15088), (1886, 15048), (1968, 14421), (2024, 14022), (2277, 12464), (2337, 12144), (2508, 11316), (2622, 10824), (2706, 10488), (2736, 10373), (2829, 10032), (2952, 9614), (3036, 9348), (3116, 9108), (3312, 8569), (3344, 8487), (3496, 8118), (3608, 7866), (3762, 7544), (3772, 7524), (3933, 7216), (4048, 7011), (4059, 6992), (4554, 6232), (4674, 6072), (4807, 5904), (5016, 5658), (5244, 5412)]