15239280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 55425024

約数和(自身を除く): 40185744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 193, 210, 235, 240, 280, 282, 329, 336, 376, 386, 420, 470, 560, 564, 579, 658, 705, 752, 772, 840, 940, 965, 987, 1128, 1158, 1316, 1351, 1410, 1544, 1645, 1680, 1880, 1930, 1974, 2256, 2316, 2632, 2702, 2820, 2895, 3088, 3290, 3760, 3860, 3948, 4053, 4632, 4935, 5264, 5404, 5640, 5790, 6580, 6755, 7720, 7896, 8106, 9071, 9264, 9870, 10808, 11280, 11580, 13160, 13510, 15440, 15792, 16212, 18142, 19740, 20265, 21616, 23160, 26320, 27020, 27213, 32424, 36284, 39480, 40530, 45355, 46320, 54040, 54426, 63497, 64848, 72568, 78960, 81060, 90710, 108080, 108852, 126994, 136065, 145136, 162120, 181420, 190491, 217704, 253988, 272130, 317485, 324240, 362840, 380982, 435408, 507976, 544260, 634970, 725680, 761964, 952455, 1015952, 1088520, 1269940, 1523928, 1904910, 2177040, 2539880, 3047856, 3809820, 5079760, 7619640, 15239280]

約数ペア:

[(1, 15239280), (2, 7619640), (3, 5079760), (4, 3809820), (5, 3047856), (6, 2539880), (7, 2177040), (8, 1904910), (10, 1523928), (12, 1269940), (14, 1088520), (15, 1015952), (16, 952455), (20, 761964), (21, 725680), (24, 634970), (28, 544260), (30, 507976), (35, 435408), (40, 380982), (42, 362840), (47, 324240), (48, 317485), (56, 272130), (60, 253988), (70, 217704), (80, 190491), (84, 181420), (94, 162120), (105, 145136), (112, 136065), (120, 126994), (140, 108852), (141, 108080), (168, 90710), (188, 81060), (193, 78960), (210, 72568), (235, 64848), (240, 63497), (280, 54426), (282, 54040), (329, 46320), (336, 45355), (376, 40530), (386, 39480), (420, 36284), (470, 32424), (560, 27213), (564, 27020), (579, 26320), (658, 23160), (705, 21616), (752, 20265), (772, 19740), (840, 18142), (940, 16212), (965, 15792), (987, 15440), (1128, 13510), (1158, 13160), (1316, 11580), (1351, 11280), (1410, 10808), (1544, 9870), (1645, 9264), (1680, 9071), (1880, 8106), (1930, 7896), (1974, 7720), (2256, 6755), (2316, 6580), (2632, 5790), (2702, 5640), (2820, 5404), (2895, 5264), (3088, 4935), (3290, 4632), (3760, 4053), (3860, 3948)]