77679840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:465

約数の個数: 192

約数和(自身を含む): 284981760

約数和(自身を除く): 207301920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 366, 379, 420, 427, 480, 488, 560, 610, 672, 732, 758, 840, 854, 915, 976, 1120, 1137, 1220, 1281, 1464, 1516, 1680, 1708, 1830, 1895, 1952, 2135, 2274, 2440, 2562, 2653, 2928, 3032, 3360, 3416, 3660, 3790, 4270, 4548, 4880, 5124, 5306, 5685, 5856, 6064, 6405, 6832, 7320, 7580, 7959, 8540, 9096, 9760, 10248, 10612, 11370, 12128, 12810, 13265, 13664, 14640, 15160, 15918, 17080, 18192, 20496, 21224, 22740, 23119, 25620, 26530, 29280, 30320, 31836, 34160, 36384, 39795, 40992, 42448, 45480, 46238, 51240, 53060, 60640, 63672, 68320, 69357, 79590, 84896, 90960, 92476, 102480, 106120, 115595, 127344, 138714, 159180, 161833, 181920, 184952, 204960, 212240, 231190, 254688, 277428, 318360, 323666, 346785, 369904, 424480, 462380, 485499, 554856, 636720, 647332, 693570, 739808, 809165, 924760, 970998, 1109712, 1273440, 1294664, 1387140, 1618330, 1849520, 1941996, 2219424, 2427495, 2589328, 2774280, 3236660, 3699040, 3883992, 4854990, 5178656, 5548560, 6473320, 7767984, 9709980, 11097120, 12946640, 15535968, 19419960, 25893280, 38839920, 77679840]

約数ペア:

[(1, 77679840), (2, 38839920), (3, 25893280), (4, 19419960), (5, 15535968), (6, 12946640), (7, 11097120), (8, 9709980), (10, 7767984), (12, 6473320), (14, 5548560), (15, 5178656), (16, 4854990), (20, 3883992), (21, 3699040), (24, 3236660), (28, 2774280), (30, 2589328), (32, 2427495), (35, 2219424), (40, 1941996), (42, 1849520), (48, 1618330), (56, 1387140), (60, 1294664), (61, 1273440), (70, 1109712), (80, 970998), (84, 924760), (96, 809165), (105, 739808), (112, 693570), (120, 647332), (122, 636720), (140, 554856), (160, 485499), (168, 462380), (183, 424480), (210, 369904), (224, 346785), (240, 323666), (244, 318360), (280, 277428), (305, 254688), (336, 231190), (366, 212240), (379, 204960), (420, 184952), (427, 181920), (480, 161833), (488, 159180), (560, 138714), (610, 127344), (672, 115595), (732, 106120), (758, 102480), (840, 92476), (854, 90960), (915, 84896), (976, 79590), (1120, 69357), (1137, 68320), (1220, 63672), (1281, 60640), (1464, 53060), (1516, 51240), (1680, 46238), (1708, 45480), (1830, 42448), (1895, 40992), (1952, 39795), (2135, 36384), (2274, 34160), (2440, 31836), (2562, 30320), (2653, 29280), (2928, 26530), (3032, 25620), (3360, 23119), (3416, 22740), (3660, 21224), (3790, 20496), (4270, 18192), (4548, 17080), (4880, 15918), (5124, 15160), (5306, 14640), (5685, 13664), (5856, 13265), (6064, 12810), (6405, 12128), (6832, 11370), (7320, 10612), (7580, 10248), (7959, 9760), (8540, 9096)]