1977751728

素因数分解:

$2^4\times 3^5\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 240

約数和(自身を含む): 5979617280

約数和(自身を除く): 4001865552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 47, 48, 54, 72, 79, 81, 94, 108, 137, 141, 144, 158, 162, 188, 216, 237, 243, 274, 282, 316, 324, 376, 411, 423, 432, 474, 486, 548, 564, 632, 648, 711, 752, 822, 846, 948, 972, 1096, 1128, 1233, 1264, 1269, 1296, 1422, 1644, 1692, 1896, 1944, 2133, 2192, 2256, 2466, 2538, 2844, 3288, 3384, 3699, 3713, 3792, 3807, 3888, 4266, 4932, 5076, 5688, 6399, 6439, 6576, 6768, 7398, 7426, 7614, 8532, 9864, 10152, 10823, 11097, 11139, 11376, 11421, 12798, 12878, 14796, 14852, 15228, 17064, 19197, 19317, 19728, 20304, 21646, 22194, 22278, 22842, 25596, 25756, 29592, 29704, 30456, 32469, 33291, 33417, 34128, 38394, 38634, 43292, 44388, 44556, 45684, 51192, 51512, 57951, 59184, 59408, 60912, 64938, 66582, 66834, 76788, 77268, 86584, 88776, 89112, 91368, 97407, 100251, 102384, 103024, 115902, 129876, 133164, 133668, 153576, 154536, 173168, 173853, 177552, 178224, 182736, 194814, 200502, 231804, 259752, 266328, 267336, 292221, 300753, 307152, 309072, 347706, 389628, 401004, 463608, 508681, 519504, 521559, 532656, 534672, 584442, 601506, 695412, 779256, 802008, 876663, 902259, 927216, 1017362, 1043118, 1168884, 1203012, 1390824, 1526043, 1558512, 1564677, 1604016, 1753326, 1804518, 2034724, 2086236, 2337768, 2406024, 2629989, 2781648, 3052086, 3129354, 3506652, 3609036, 4069448, 4172472, 4578129, 4675536, 4812048, 5259978, 6104172, 6258708, 7013304, 7218072, 8138896, 8344944, 9156258, 10519956, 12208344, 12517416, 13734387, 14026608, 14436144, 18312516, 21039912, 24416688, 25034832, 27468774, 36625032, 41203161, 42079824, 54937548, 73250064, 82406322, 109875096, 123609483, 164812644, 219750192, 247218966, 329625288, 494437932, 659250576, 988875864, 1977751728]

約数ペア:

[(1, 1977751728), (2, 988875864), (3, 659250576), (4, 494437932), (6, 329625288), (8, 247218966), (9, 219750192), (12, 164812644), (16, 123609483), (18, 109875096), (24, 82406322), (27, 73250064), (36, 54937548), (47, 42079824), (48, 41203161), (54, 36625032), (72, 27468774), (79, 25034832), (81, 24416688), (94, 21039912), (108, 18312516), (137, 14436144), (141, 14026608), (144, 13734387), (158, 12517416), (162, 12208344), (188, 10519956), (216, 9156258), (237, 8344944), (243, 8138896), (274, 7218072), (282, 7013304), (316, 6258708), (324, 6104172), (376, 5259978), (411, 4812048), (423, 4675536), (432, 4578129), (474, 4172472), (486, 4069448), (548, 3609036), (564, 3506652), (632, 3129354), (648, 3052086), (711, 2781648), (752, 2629989), (822, 2406024), (846, 2337768), (948, 2086236), (972, 2034724), (1096, 1804518), (1128, 1753326), (1233, 1604016), (1264, 1564677), (1269, 1558512), (1296, 1526043), (1422, 1390824), (1644, 1203012), (1692, 1168884), (1896, 1043118), (1944, 1017362), (2133, 927216), (2192, 902259), (2256, 876663), (2466, 802008), (2538, 779256), (2844, 695412), (3288, 601506), (3384, 584442), (3699, 534672), (3713, 532656), (3792, 521559), (3807, 519504), (3888, 508681), (4266, 463608), (4932, 401004), (5076, 389628), (5688, 347706), (6399, 309072), (6439, 307152), (6576, 300753), (6768, 292221), (7398, 267336), (7426, 266328), (7614, 259752), (8532, 231804), (9864, 200502), (10152, 194814), (10823, 182736), (11097, 178224), (11139, 177552), (11376, 173853), (11421, 173168), (12798, 154536), (12878, 153576), (14796, 133668), (14852, 133164), (15228, 129876), (17064, 115902), (19197, 103024), (19317, 102384), (19728, 100251), (20304, 97407), (21646, 91368), (22194, 89112), (22278, 88776), (22842, 86584), (25596, 77268), (25756, 76788), (29592, 66834), (29704, 66582), (30456, 64938), (32469, 60912), (33291, 59408), (33417, 59184), (34128, 57951), (38394, 51512), (38634, 51192), (43292, 45684), (44388, 44556)]