77407120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 223699968

約数和(自身を除く): 146292848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 47, 56, 68, 70, 80, 85, 94, 112, 119, 136, 140, 170, 173, 188, 235, 238, 272, 280, 329, 340, 346, 376, 470, 476, 560, 595, 658, 680, 692, 752, 799, 865, 940, 952, 1190, 1211, 1316, 1360, 1384, 1598, 1645, 1730, 1880, 1904, 2380, 2422, 2632, 2768, 2941, 3196, 3290, 3460, 3760, 3995, 4760, 4844, 5264, 5593, 5882, 6055, 6392, 6580, 6920, 7990, 8131, 9520, 9688, 11186, 11764, 12110, 12784, 13160, 13840, 14705, 15980, 16262, 19376, 20587, 22372, 23528, 24220, 26320, 27965, 29410, 31960, 32524, 40655, 41174, 44744, 47056, 48440, 55930, 56917, 58820, 63920, 65048, 81310, 82348, 89488, 96880, 102935, 111860, 113834, 117640, 130096, 138227, 162620, 164696, 205870, 223720, 227668, 235280, 276454, 284585, 325240, 329392, 411740, 447440, 455336, 552908, 569170, 650480, 691135, 823480, 910672, 967589, 1105816, 1138340, 1382270, 1646960, 1935178, 2211632, 2276680, 2764540, 3870356, 4553360, 4837945, 5529080, 7740712, 9675890, 11058160, 15481424, 19351780, 38703560, 77407120]

約数ペア:

[(1, 77407120), (2, 38703560), (4, 19351780), (5, 15481424), (7, 11058160), (8, 9675890), (10, 7740712), (14, 5529080), (16, 4837945), (17, 4553360), (20, 3870356), (28, 2764540), (34, 2276680), (35, 2211632), (40, 1935178), (47, 1646960), (56, 1382270), (68, 1138340), (70, 1105816), (80, 967589), (85, 910672), (94, 823480), (112, 691135), (119, 650480), (136, 569170), (140, 552908), (170, 455336), (173, 447440), (188, 411740), (235, 329392), (238, 325240), (272, 284585), (280, 276454), (329, 235280), (340, 227668), (346, 223720), (376, 205870), (470, 164696), (476, 162620), (560, 138227), (595, 130096), (658, 117640), (680, 113834), (692, 111860), (752, 102935), (799, 96880), (865, 89488), (940, 82348), (952, 81310), (1190, 65048), (1211, 63920), (1316, 58820), (1360, 56917), (1384, 55930), (1598, 48440), (1645, 47056), (1730, 44744), (1880, 41174), (1904, 40655), (2380, 32524), (2422, 31960), (2632, 29410), (2768, 27965), (2941, 26320), (3196, 24220), (3290, 23528), (3460, 22372), (3760, 20587), (3995, 19376), (4760, 16262), (4844, 15980), (5264, 14705), (5593, 13840), (5882, 13160), (6055, 12784), (6392, 12110), (6580, 11764), (6920, 11186), (7990, 9688), (8131, 9520)]