208655136

素因数分解:

$2^5\times 3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 641208960

約数和(自身を除く): 432553824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 61, 72, 74, 96, 107, 108, 111, 122, 144, 148, 183, 214, 216, 222, 244, 288, 296, 321, 333, 366, 428, 432, 444, 488, 549, 592, 642, 666, 732, 856, 864, 888, 963, 976, 999, 1098, 1184, 1284, 1332, 1464, 1647, 1712, 1776, 1926, 1952, 1998, 2196, 2257, 2568, 2664, 2889, 2928, 3294, 3424, 3552, 3852, 3959, 3996, 4392, 4514, 5136, 5328, 5778, 5856, 6527, 6588, 6771, 7704, 7918, 7992, 8784, 9028, 10272, 10656, 11556, 11877, 13054, 13176, 13542, 15408, 15836, 15984, 17568, 18056, 19581, 20313, 23112, 23754, 26108, 26352, 27084, 30816, 31672, 31968, 35631, 36112, 39162, 40626, 46224, 47508, 52216, 52704, 54168, 58743, 60939, 63344, 71262, 72224, 78324, 81252, 92448, 95016, 104432, 106893, 108336, 117486, 121878, 126688, 142524, 156648, 162504, 176229, 190032, 208864, 213786, 216672, 234972, 241499, 243756, 285048, 313296, 325008, 352458, 380064, 427572, 469944, 482998, 487512, 570096, 626592, 650016, 704916, 724497, 855144, 939888, 965996, 975024, 1140192, 1409832, 1448994, 1710288, 1879776, 1931992, 1950048, 2173491, 2819664, 2897988, 3420576, 3863984, 4346982, 5639328, 5795976, 6520473, 7727968, 8693964, 11591952, 13040946, 17387928, 23183904, 26081892, 34775856, 52163784, 69551712, 104327568, 208655136]

約数ペア:

[(1, 208655136), (2, 104327568), (3, 69551712), (4, 52163784), (6, 34775856), (8, 26081892), (9, 23183904), (12, 17387928), (16, 13040946), (18, 11591952), (24, 8693964), (27, 7727968), (32, 6520473), (36, 5795976), (37, 5639328), (48, 4346982), (54, 3863984), (61, 3420576), (72, 2897988), (74, 2819664), (96, 2173491), (107, 1950048), (108, 1931992), (111, 1879776), (122, 1710288), (144, 1448994), (148, 1409832), (183, 1140192), (214, 975024), (216, 965996), (222, 939888), (244, 855144), (288, 724497), (296, 704916), (321, 650016), (333, 626592), (366, 570096), (428, 487512), (432, 482998), (444, 469944), (488, 427572), (549, 380064), (592, 352458), (642, 325008), (666, 313296), (732, 285048), (856, 243756), (864, 241499), (888, 234972), (963, 216672), (976, 213786), (999, 208864), (1098, 190032), (1184, 176229), (1284, 162504), (1332, 156648), (1464, 142524), (1647, 126688), (1712, 121878), (1776, 117486), (1926, 108336), (1952, 106893), (1998, 104432), (2196, 95016), (2257, 92448), (2568, 81252), (2664, 78324), (2889, 72224), (2928, 71262), (3294, 63344), (3424, 60939), (3552, 58743), (3852, 54168), (3959, 52704), (3996, 52216), (4392, 47508), (4514, 46224), (5136, 40626), (5328, 39162), (5778, 36112), (5856, 35631), (6527, 31968), (6588, 31672), (6771, 30816), (7704, 27084), (7918, 26352), (7992, 26108), (8784, 23754), (9028, 23112), (10272, 20313), (10656, 19581), (11556, 18056), (11877, 17568), (13054, 15984), (13176, 15836), (13542, 15408)]