257186736

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 240

約数和(自身を含む): 815543040

約数和(自身を除く): 558356304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 36, 38, 46, 48, 57, 61, 67, 69, 72, 76, 92, 114, 122, 134, 138, 144, 152, 171, 183, 184, 201, 207, 228, 244, 268, 276, 304, 342, 366, 368, 402, 414, 437, 456, 488, 536, 549, 552, 603, 684, 732, 804, 828, 874, 912, 976, 1072, 1098, 1104, 1159, 1206, 1273, 1311, 1368, 1403, 1464, 1541, 1608, 1656, 1748, 2196, 2318, 2412, 2546, 2622, 2736, 2806, 2928, 3082, 3216, 3312, 3477, 3496, 3819, 3933, 4087, 4209, 4392, 4623, 4636, 4824, 5092, 5244, 5612, 6164, 6954, 6992, 7638, 7866, 8174, 8418, 8784, 9246, 9272, 9648, 10184, 10431, 10488, 11224, 11457, 12261, 12328, 12627, 13869, 13908, 15276, 15732, 16348, 16836, 18492, 18544, 20368, 20862, 20976, 22448, 22914, 24522, 24656, 25254, 26657, 27738, 27816, 29279, 30552, 31464, 32696, 33672, 36783, 36984, 41724, 45828, 49044, 50508, 53314, 55476, 55632, 58558, 61104, 62928, 65392, 67344, 73566, 73968, 77653, 79971, 83448, 87837, 91656, 94001, 98088, 101016, 106628, 110952, 117116, 147132, 155306, 159942, 166896, 175674, 183312, 188002, 196176, 202032, 213256, 221904, 232959, 234232, 239913, 263511, 282003, 294264, 310612, 319884, 351348, 376004, 426512, 465918, 468464, 479826, 527022, 564006, 588528, 621224, 639768, 698877, 702696, 752008, 846009, 931836, 959652, 1054044, 1128012, 1242448, 1279536, 1397754, 1405392, 1504016, 1692018, 1786019, 1863672, 1919304, 2108088, 2256024, 2795508, 3384036, 3572038, 3727344, 3838608, 4216176, 4512048, 5358057, 5591016, 6768072, 7144076, 10716114, 11182032, 13536144, 14288152, 16074171, 21432228, 28576304, 32148342, 42864456, 64296684, 85728912, 128593368, 257186736]

約数ペア:

[(1, 257186736), (2, 128593368), (3, 85728912), (4, 64296684), (6, 42864456), (8, 32148342), (9, 28576304), (12, 21432228), (16, 16074171), (18, 14288152), (19, 13536144), (23, 11182032), (24, 10716114), (36, 7144076), (38, 6768072), (46, 5591016), (48, 5358057), (57, 4512048), (61, 4216176), (67, 3838608), (69, 3727344), (72, 3572038), (76, 3384036), (92, 2795508), (114, 2256024), (122, 2108088), (134, 1919304), (138, 1863672), (144, 1786019), (152, 1692018), (171, 1504016), (183, 1405392), (184, 1397754), (201, 1279536), (207, 1242448), (228, 1128012), (244, 1054044), (268, 959652), (276, 931836), (304, 846009), (342, 752008), (366, 702696), (368, 698877), (402, 639768), (414, 621224), (437, 588528), (456, 564006), (488, 527022), (536, 479826), (549, 468464), (552, 465918), (603, 426512), (684, 376004), (732, 351348), (804, 319884), (828, 310612), (874, 294264), (912, 282003), (976, 263511), (1072, 239913), (1098, 234232), (1104, 232959), (1159, 221904), (1206, 213256), (1273, 202032), (1311, 196176), (1368, 188002), (1403, 183312), (1464, 175674), (1541, 166896), (1608, 159942), (1656, 155306), (1748, 147132), (2196, 117116), (2318, 110952), (2412, 106628), (2546, 101016), (2622, 98088), (2736, 94001), (2806, 91656), (2928, 87837), (3082, 83448), (3216, 79971), (3312, 77653), (3477, 73968), (3496, 73566), (3819, 67344), (3933, 65392), (4087, 62928), (4209, 61104), (4392, 58558), (4623, 55632), (4636, 55476), (4824, 53314), (5092, 50508), (5244, 49044), (5612, 45828), (6164, 41724), (6954, 36984), (6992, 36783), (7638, 33672), (7866, 32696), (8174, 31464), (8418, 30552), (8784, 29279), (9246, 27816), (9272, 27738), (9648, 26657), (10184, 25254), (10431, 24656), (10488, 24522), (11224, 22914), (11457, 22448), (12261, 20976), (12328, 20862), (12627, 20368), (13869, 18544), (13908, 18492), (15276, 16836), (15732, 16348)]