404387568

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 1313728416

約数和(自身を除く): 909340848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 97, 102, 104, 117, 131, 136, 144, 153, 156, 194, 204, 208, 221, 234, 262, 272, 291, 306, 312, 388, 393, 408, 442, 468, 524, 582, 612, 624, 663, 776, 786, 816, 873, 884, 936, 1048, 1164, 1179, 1224, 1261, 1326, 1552, 1572, 1649, 1703, 1746, 1768, 1872, 1989, 2096, 2227, 2328, 2358, 2448, 2522, 2652, 3144, 3298, 3406, 3492, 3536, 3783, 3978, 4454, 4656, 4716, 4947, 5044, 5109, 5304, 6288, 6596, 6681, 6812, 6984, 7566, 7956, 8908, 9432, 9894, 10088, 10218, 10608, 11349, 12707, 13192, 13362, 13624, 13968, 14841, 15132, 15327, 15912, 17816, 18864, 19788, 20043, 20176, 20436, 21437, 22698, 25414, 26384, 26724, 27248, 28951, 29682, 30264, 30654, 31824, 35632, 38121, 39576, 40086, 40872, 42874, 45396, 50828, 53448, 57902, 59364, 60528, 61308, 64311, 76242, 79152, 80172, 81744, 85748, 86853, 90792, 101656, 106896, 114363, 115804, 118728, 122616, 128622, 152484, 160344, 165191, 171496, 173706, 181584, 192933, 203312, 216019, 228726, 231608, 237456, 245232, 257244, 260559, 304968, 320688, 330382, 342992, 347412, 385866, 432038, 457452, 463216, 495573, 514488, 521118, 609936, 648057, 660764, 694824, 771732, 864076, 914904, 991146, 1028976, 1042236, 1296114, 1321528, 1389648, 1486719, 1543464, 1728152, 1829808, 1944171, 1982292, 2084472, 2592228, 2643056, 2808247, 2973438, 3086928, 3456304, 3888342, 3964584, 4168944, 5184456, 5616494, 5946876, 7776684, 7929168, 8424741, 10368912, 11232988, 11893752, 15553368, 16849482, 22465976, 23787504, 25274223, 31106736, 33698964, 44931952, 50548446, 67397928, 101096892, 134795856, 202193784, 404387568]

約数ペア:

[(1, 404387568), (2, 202193784), (3, 134795856), (4, 101096892), (6, 67397928), (8, 50548446), (9, 44931952), (12, 33698964), (13, 31106736), (16, 25274223), (17, 23787504), (18, 22465976), (24, 16849482), (26, 15553368), (34, 11893752), (36, 11232988), (39, 10368912), (48, 8424741), (51, 7929168), (52, 7776684), (68, 5946876), (72, 5616494), (78, 5184456), (97, 4168944), (102, 3964584), (104, 3888342), (117, 3456304), (131, 3086928), (136, 2973438), (144, 2808247), (153, 2643056), (156, 2592228), (194, 2084472), (204, 1982292), (208, 1944171), (221, 1829808), (234, 1728152), (262, 1543464), (272, 1486719), (291, 1389648), (306, 1321528), (312, 1296114), (388, 1042236), (393, 1028976), (408, 991146), (442, 914904), (468, 864076), (524, 771732), (582, 694824), (612, 660764), (624, 648057), (663, 609936), (776, 521118), (786, 514488), (816, 495573), (873, 463216), (884, 457452), (936, 432038), (1048, 385866), (1164, 347412), (1179, 342992), (1224, 330382), (1261, 320688), (1326, 304968), (1552, 260559), (1572, 257244), (1649, 245232), (1703, 237456), (1746, 231608), (1768, 228726), (1872, 216019), (1989, 203312), (2096, 192933), (2227, 181584), (2328, 173706), (2358, 171496), (2448, 165191), (2522, 160344), (2652, 152484), (3144, 128622), (3298, 122616), (3406, 118728), (3492, 115804), (3536, 114363), (3783, 106896), (3978, 101656), (4454, 90792), (4656, 86853), (4716, 85748), (4947, 81744), (5044, 80172), (5109, 79152), (5304, 76242), (6288, 64311), (6596, 61308), (6681, 60528), (6812, 59364), (6984, 57902), (7566, 53448), (7956, 50828), (8908, 45396), (9432, 42874), (9894, 40872), (10088, 40086), (10218, 39576), (10608, 38121), (11349, 35632), (12707, 31824), (13192, 30654), (13362, 30264), (13624, 29682), (13968, 28951), (14841, 27248), (15132, 26724), (15327, 26384), (15912, 25414), (17816, 22698), (18864, 21437), (19788, 20436), (20043, 20176)]