251556192

素因数分解:

$2^5\times 3^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 240

約数和(自身を含む): 790230672

約数和(自身を除く): 538674480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 43, 48, 54, 61, 72, 74, 81, 86, 96, 108, 111, 122, 129, 144, 148, 162, 172, 183, 216, 222, 244, 258, 288, 296, 324, 333, 344, 366, 387, 432, 444, 488, 516, 549, 592, 648, 666, 688, 732, 774, 864, 888, 976, 999, 1032, 1098, 1161, 1184, 1296, 1332, 1376, 1464, 1548, 1591, 1647, 1776, 1952, 1998, 2064, 2196, 2257, 2322, 2592, 2623, 2664, 2928, 2997, 3096, 3182, 3294, 3483, 3552, 3996, 4128, 4392, 4514, 4644, 4773, 4941, 5246, 5328, 5856, 5994, 6192, 6364, 6588, 6771, 6966, 7869, 7992, 8784, 9028, 9288, 9546, 9882, 10492, 10656, 11988, 12384, 12728, 13176, 13542, 13932, 14319, 15738, 15984, 17568, 18056, 18576, 19092, 19764, 20313, 20984, 23607, 23976, 25456, 26352, 27084, 27864, 28638, 31476, 31968, 36112, 37152, 38184, 39528, 40626, 41968, 42957, 47214, 47952, 50912, 52704, 54168, 55728, 57276, 60939, 62952, 70821, 72224, 76368, 79056, 81252, 83936, 85914, 94428, 95904, 97051, 108336, 111456, 114552, 121878, 125904, 128871, 141642, 152736, 158112, 162504, 171828, 182817, 188856, 194102, 212463, 216672, 229104, 243756, 251808, 257742, 283284, 291153, 325008, 343656, 365634, 377712, 388204, 424926, 458208, 487512, 515484, 566568, 582306, 650016, 687312, 731268, 755424, 776408, 849852, 873459, 975024, 1030968, 1133136, 1164612, 1374624, 1462536, 1552816, 1699704, 1746918, 1950048, 2061936, 2266272, 2329224, 2620377, 2925072, 3105632, 3399408, 3493836, 4123872, 4658448, 5240754, 5850144, 6798816, 6987672, 7861131, 9316896, 10481508, 13975344, 15722262, 20963016, 27950688, 31444524, 41926032, 62889048, 83852064, 125778096, 251556192]

約数ペア:

[(1, 251556192), (2, 125778096), (3, 83852064), (4, 62889048), (6, 41926032), (8, 31444524), (9, 27950688), (12, 20963016), (16, 15722262), (18, 13975344), (24, 10481508), (27, 9316896), (32, 7861131), (36, 6987672), (37, 6798816), (43, 5850144), (48, 5240754), (54, 4658448), (61, 4123872), (72, 3493836), (74, 3399408), (81, 3105632), (86, 2925072), (96, 2620377), (108, 2329224), (111, 2266272), (122, 2061936), (129, 1950048), (144, 1746918), (148, 1699704), (162, 1552816), (172, 1462536), (183, 1374624), (216, 1164612), (222, 1133136), (244, 1030968), (258, 975024), (288, 873459), (296, 849852), (324, 776408), (333, 755424), (344, 731268), (366, 687312), (387, 650016), (432, 582306), (444, 566568), (488, 515484), (516, 487512), (549, 458208), (592, 424926), (648, 388204), (666, 377712), (688, 365634), (732, 343656), (774, 325008), (864, 291153), (888, 283284), (976, 257742), (999, 251808), (1032, 243756), (1098, 229104), (1161, 216672), (1184, 212463), (1296, 194102), (1332, 188856), (1376, 182817), (1464, 171828), (1548, 162504), (1591, 158112), (1647, 152736), (1776, 141642), (1952, 128871), (1998, 125904), (2064, 121878), (2196, 114552), (2257, 111456), (2322, 108336), (2592, 97051), (2623, 95904), (2664, 94428), (2928, 85914), (2997, 83936), (3096, 81252), (3182, 79056), (3294, 76368), (3483, 72224), (3552, 70821), (3996, 62952), (4128, 60939), (4392, 57276), (4514, 55728), (4644, 54168), (4773, 52704), (4941, 50912), (5246, 47952), (5328, 47214), (5856, 42957), (5994, 41968), (6192, 40626), (6364, 39528), (6588, 38184), (6771, 37152), (6966, 36112), (7869, 31968), (7992, 31476), (8784, 28638), (9028, 27864), (9288, 27084), (9546, 26352), (9882, 25456), (10492, 23976), (10656, 23607), (11988, 20984), (12384, 20313), (12728, 19764), (13176, 19092), (13542, 18576), (13932, 18056), (14319, 17568), (15738, 15984)]