28914732

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 240

約数和(自身を含む): 100826880

約数和(自身を除く): 71912148

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 27, 28, 33, 36, 38, 42, 44, 54, 57, 61, 63, 66, 76, 77, 81, 84, 99, 108, 114, 122, 126, 132, 133, 154, 162, 171, 183, 189, 198, 209, 228, 231, 244, 252, 266, 297, 308, 324, 342, 366, 378, 396, 399, 418, 427, 462, 513, 532, 549, 567, 594, 627, 671, 684, 693, 732, 756, 798, 836, 854, 891, 924, 1026, 1098, 1134, 1159, 1188, 1197, 1254, 1281, 1342, 1386, 1463, 1539, 1596, 1647, 1708, 1782, 1881, 2013, 2052, 2079, 2196, 2268, 2318, 2394, 2508, 2562, 2684, 2772, 2926, 3078, 3294, 3477, 3564, 3591, 3762, 3843, 4026, 4158, 4389, 4636, 4697, 4788, 4941, 5124, 5643, 5852, 6039, 6156, 6237, 6588, 6954, 7182, 7524, 7686, 8052, 8113, 8316, 8778, 9394, 9882, 10431, 10773, 11286, 11529, 12078, 12474, 12749, 13167, 13908, 14091, 14364, 15372, 16226, 16929, 17556, 18117, 18788, 19764, 20862, 21546, 22572, 23058, 24156, 24339, 24948, 25498, 26334, 28182, 31293, 32452, 33858, 34587, 36234, 38247, 39501, 41724, 42273, 43092, 46116, 48678, 50996, 52668, 54351, 56364, 62586, 67716, 69174, 72468, 73017, 76494, 79002, 84546, 89243, 93879, 97356, 108702, 114741, 118503, 125172, 126819, 138348, 146034, 152988, 158004, 169092, 178486, 187758, 217404, 219051, 229482, 237006, 253638, 267729, 292068, 344223, 356972, 375516, 380457, 438102, 458964, 474012, 507276, 535458, 657153, 688446, 760914, 803187, 876204, 1032669, 1070916, 1314306, 1376892, 1521828, 1606374, 2065338, 2409561, 2628612, 3212748, 4130676, 4819122, 7228683, 9638244, 14457366, 28914732]

約数ペア:

[(1, 28914732), (2, 14457366), (3, 9638244), (4, 7228683), (6, 4819122), (7, 4130676), (9, 3212748), (11, 2628612), (12, 2409561), (14, 2065338), (18, 1606374), (19, 1521828), (21, 1376892), (22, 1314306), (27, 1070916), (28, 1032669), (33, 876204), (36, 803187), (38, 760914), (42, 688446), (44, 657153), (54, 535458), (57, 507276), (61, 474012), (63, 458964), (66, 438102), (76, 380457), (77, 375516), (81, 356972), (84, 344223), (99, 292068), (108, 267729), (114, 253638), (122, 237006), (126, 229482), (132, 219051), (133, 217404), (154, 187758), (162, 178486), (171, 169092), (183, 158004), (189, 152988), (198, 146034), (209, 138348), (228, 126819), (231, 125172), (244, 118503), (252, 114741), (266, 108702), (297, 97356), (308, 93879), (324, 89243), (342, 84546), (366, 79002), (378, 76494), (396, 73017), (399, 72468), (418, 69174), (427, 67716), (462, 62586), (513, 56364), (532, 54351), (549, 52668), (567, 50996), (594, 48678), (627, 46116), (671, 43092), (684, 42273), (693, 41724), (732, 39501), (756, 38247), (798, 36234), (836, 34587), (854, 33858), (891, 32452), (924, 31293), (1026, 28182), (1098, 26334), (1134, 25498), (1159, 24948), (1188, 24339), (1197, 24156), (1254, 23058), (1281, 22572), (1342, 21546), (1386, 20862), (1463, 19764), (1539, 18788), (1596, 18117), (1647, 17556), (1708, 16929), (1782, 16226), (1881, 15372), (2013, 14364), (2052, 14091), (2079, 13908), (2196, 13167), (2268, 12749), (2318, 12474), (2394, 12078), (2508, 11529), (2562, 11286), (2684, 10773), (2772, 10431), (2926, 9882), (3078, 9394), (3294, 8778), (3477, 8316), (3564, 8113), (3591, 8052), (3762, 7686), (3843, 7524), (4026, 7182), (4158, 6954), (4389, 6588), (4636, 6237), (4697, 6156), (4788, 6039), (4941, 5852), (5124, 5643)]