257419296

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{5227}}^1$

素因数の和:5268

約数の個数: 120

約数和(自身を含む): 797060880

約数和(自身を除く): 539641584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 216, 228, 288, 304, 324, 342, 432, 456, 513, 608, 648, 684, 864, 912, 1026, 1296, 1368, 1539, 1824, 2052, 2592, 2736, 3078, 4104, 5227, 5472, 6156, 8208, 10454, 12312, 15681, 16416, 20908, 24624, 31362, 41816, 47043, 49248, 62724, 83632, 94086, 99313, 125448, 141129, 167264, 188172, 198626, 250896, 282258, 297939, 376344, 397252, 423387, 501792, 564516, 595878, 752688, 794504, 846774, 893817, 1129032, 1191756, 1505376, 1589008, 1693548, 1787634, 2258064, 2383512, 2681451, 3178016, 3387096, 3575268, 4516128, 4767024, 5362902, 6774192, 7150536, 8044353, 9534048, 10725804, 13548384, 14301072, 16088706, 21451608, 28602144, 32177412, 42903216, 64354824, 85806432, 128709648, 257419296]

約数ペア:

[(1, 257419296), (2, 128709648), (3, 85806432), (4, 64354824), (6, 42903216), (8, 32177412), (9, 28602144), (12, 21451608), (16, 16088706), (18, 14301072), (19, 13548384), (24, 10725804), (27, 9534048), (32, 8044353), (36, 7150536), (38, 6774192), (48, 5362902), (54, 4767024), (57, 4516128), (72, 3575268), (76, 3387096), (81, 3178016), (96, 2681451), (108, 2383512), (114, 2258064), (144, 1787634), (152, 1693548), (162, 1589008), (171, 1505376), (216, 1191756), (228, 1129032), (288, 893817), (304, 846774), (324, 794504), (342, 752688), (432, 595878), (456, 564516), (513, 501792), (608, 423387), (648, 397252), (684, 376344), (864, 297939), (912, 282258), (1026, 250896), (1296, 198626), (1368, 188172), (1539, 167264), (1824, 141129), (2052, 125448), (2592, 99313), (2736, 94086), (3078, 83632), (4104, 62724), (5227, 49248), (5472, 47043), (6156, 41816), (8208, 31362), (10454, 24624), (12312, 20908), (15681, 16416)]