397083280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 240

約数和(自身を含む): 1139927040

約数和(自身を除く): 742843760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 121, 127, 136, 152, 170, 176, 187, 190, 209, 220, 242, 254, 272, 304, 323, 340, 374, 380, 418, 440, 484, 508, 605, 635, 646, 680, 748, 760, 836, 880, 935, 968, 1016, 1045, 1210, 1270, 1292, 1360, 1397, 1496, 1520, 1615, 1672, 1870, 1936, 2032, 2057, 2090, 2159, 2299, 2413, 2420, 2540, 2584, 2794, 2992, 3230, 3344, 3553, 3740, 4114, 4180, 4318, 4598, 4826, 4840, 5080, 5168, 5588, 6460, 6985, 7106, 7480, 8228, 8360, 8636, 9196, 9652, 9680, 10160, 10285, 10795, 11176, 11495, 12065, 12920, 13970, 14212, 14960, 15367, 16456, 16720, 17272, 17765, 18392, 19304, 20570, 21590, 22352, 22990, 23749, 24130, 25840, 26543, 27940, 28424, 30734, 32912, 34544, 35530, 36784, 38608, 39083, 41021, 41140, 43180, 45980, 47498, 48260, 53086, 55880, 56848, 61468, 71060, 76835, 78166, 82042, 82280, 86360, 91960, 94996, 96520, 106172, 111760, 118745, 122936, 132715, 142120, 153670, 156332, 164084, 164560, 172720, 183920, 189992, 193040, 195415, 205105, 212344, 237490, 245872, 261239, 265430, 284240, 291973, 307340, 312664, 328168, 379984, 390830, 410210, 424688, 451231, 474980, 522478, 530860, 583946, 614680, 625328, 656336, 781660, 820420, 902462, 949960, 1044956, 1061720, 1167892, 1229360, 1306195, 1459865, 1563320, 1640840, 1804924, 1899920, 2089912, 2123440, 2256155, 2335784, 2612390, 2919730, 3126640, 3281680, 3609848, 4179824, 4512310, 4671568, 4963541, 5224780, 5839460, 7219696, 9024620, 9927082, 10449560, 11678920, 18049240, 19854164, 20899120, 23357840, 24817705, 36098480, 39708328, 49635410, 79416656, 99270820, 198541640, 397083280]

約数ペア:

[(1, 397083280), (2, 198541640), (4, 99270820), (5, 79416656), (8, 49635410), (10, 39708328), (11, 36098480), (16, 24817705), (17, 23357840), (19, 20899120), (20, 19854164), (22, 18049240), (34, 11678920), (38, 10449560), (40, 9927082), (44, 9024620), (55, 7219696), (68, 5839460), (76, 5224780), (80, 4963541), (85, 4671568), (88, 4512310), (95, 4179824), (110, 3609848), (121, 3281680), (127, 3126640), (136, 2919730), (152, 2612390), (170, 2335784), (176, 2256155), (187, 2123440), (190, 2089912), (209, 1899920), (220, 1804924), (242, 1640840), (254, 1563320), (272, 1459865), (304, 1306195), (323, 1229360), (340, 1167892), (374, 1061720), (380, 1044956), (418, 949960), (440, 902462), (484, 820420), (508, 781660), (605, 656336), (635, 625328), (646, 614680), (680, 583946), (748, 530860), (760, 522478), (836, 474980), (880, 451231), (935, 424688), (968, 410210), (1016, 390830), (1045, 379984), (1210, 328168), (1270, 312664), (1292, 307340), (1360, 291973), (1397, 284240), (1496, 265430), (1520, 261239), (1615, 245872), (1672, 237490), (1870, 212344), (1936, 205105), (2032, 195415), (2057, 193040), (2090, 189992), (2159, 183920), (2299, 172720), (2413, 164560), (2420, 164084), (2540, 156332), (2584, 153670), (2794, 142120), (2992, 132715), (3230, 122936), (3344, 118745), (3553, 111760), (3740, 106172), (4114, 96520), (4180, 94996), (4318, 91960), (4598, 86360), (4826, 82280), (4840, 82042), (5080, 78166), (5168, 76835), (5588, 71060), (6460, 61468), (6985, 56848), (7106, 55880), (7480, 53086), (8228, 48260), (8360, 47498), (8636, 45980), (9196, 43180), (9652, 41140), (9680, 41021), (10160, 39083), (10285, 38608), (10795, 36784), (11176, 35530), (11495, 34544), (12065, 32912), (12920, 30734), (13970, 28424), (14212, 27940), (14960, 26543), (15367, 25840), (16456, 24130), (16720, 23749), (17272, 22990), (17765, 22352), (18392, 21590), (19304, 20570)]