1405494120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{16427}}^1$

素因数の和:16495

約数の個数: 128

約数和(自身を含む): 4542013440

約数和(自身を除く): 3136519320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2852, 3565, 3720, 4278, 5704, 7130, 8556, 10695, 14260, 16427, 17112, 21390, 28520, 32854, 42780, 49281, 65708, 82135, 85560, 98562, 131416, 164270, 197124, 246405, 328540, 377821, 394248, 492810, 509237, 657080, 755642, 985620, 1018474, 1133463, 1511284, 1527711, 1889105, 1971240, 2036948, 2266926, 2546185, 3022568, 3055422, 3778210, 4073896, 4533852, 5092370, 5667315, 6110844, 7556420, 7638555, 9067704, 10184740, 11334630, 11712451, 12221688, 15112840, 15277110, 20369480, 22669260, 23424902, 30554220, 35137353, 45338520, 46849804, 58562255, 61108440, 70274706, 93699608, 117124510, 140549412, 175686765, 234249020, 281098824, 351373530, 468498040, 702747060, 1405494120]

約数ペア:

[(1, 1405494120), (2, 702747060), (3, 468498040), (4, 351373530), (5, 281098824), (6, 234249020), (8, 175686765), (10, 140549412), (12, 117124510), (15, 93699608), (20, 70274706), (23, 61108440), (24, 58562255), (30, 46849804), (31, 45338520), (40, 35137353), (46, 30554220), (60, 23424902), (62, 22669260), (69, 20369480), (92, 15277110), (93, 15112840), (115, 12221688), (120, 11712451), (124, 11334630), (138, 10184740), (155, 9067704), (184, 7638555), (186, 7556420), (230, 6110844), (248, 5667315), (276, 5092370), (310, 4533852), (345, 4073896), (372, 3778210), (460, 3055422), (465, 3022568), (552, 2546185), (620, 2266926), (690, 2036948), (713, 1971240), (744, 1889105), (920, 1527711), (930, 1511284), (1240, 1133463), (1380, 1018474), (1426, 985620), (1860, 755642), (2139, 657080), (2760, 509237), (2852, 492810), (3565, 394248), (3720, 377821), (4278, 328540), (5704, 246405), (7130, 197124), (8556, 164270), (10695, 131416), (14260, 98562), (16427, 85560), (17112, 82135), (21390, 65708), (28520, 49281), (32854, 42780)]