28557360

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 240

約数和(自身を含む): 108055584

約数和(自身を除く): 79498224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 113, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 226, 234, 240, 243, 260, 270, 312, 324, 339, 351, 360, 390, 405, 432, 452, 468, 486, 520, 540, 565, 585, 624, 648, 678, 702, 720, 780, 810, 904, 936, 972, 1017, 1040, 1053, 1080, 1130, 1170, 1215, 1296, 1356, 1404, 1469, 1560, 1620, 1695, 1755, 1808, 1872, 1944, 2034, 2106, 2160, 2260, 2340, 2430, 2712, 2808, 2938, 3051, 3120, 3159, 3240, 3390, 3510, 3888, 4068, 4212, 4407, 4520, 4680, 4860, 5085, 5265, 5424, 5616, 5876, 6102, 6318, 6480, 6780, 7020, 7345, 8136, 8424, 8814, 9040, 9153, 9360, 9720, 10170, 10530, 11752, 12204, 12636, 13221, 13560, 14040, 14690, 15255, 15795, 16272, 16848, 17628, 18306, 19440, 20340, 21060, 22035, 23504, 24408, 25272, 26442, 27120, 27459, 28080, 29380, 30510, 31590, 35256, 36612, 39663, 40680, 42120, 44070, 45765, 48816, 50544, 52884, 54918, 58760, 61020, 63180, 66105, 70512, 73224, 79326, 81360, 84240, 88140, 91530, 105768, 109836, 117520, 118989, 122040, 126360, 132210, 137295, 146448, 158652, 176280, 183060, 198315, 211536, 219672, 237978, 244080, 252720, 264420, 274590, 317304, 352560, 356967, 366120, 396630, 439344, 475956, 528840, 549180, 594945, 634608, 713934, 732240, 793260, 951912, 1057680, 1098360, 1189890, 1427868, 1586520, 1784835, 1903824, 2196720, 2379780, 2855736, 3173040, 3569670, 4759560, 5711472, 7139340, 9519120, 14278680, 28557360]

約数ペア:

[(1, 28557360), (2, 14278680), (3, 9519120), (4, 7139340), (5, 5711472), (6, 4759560), (8, 3569670), (9, 3173040), (10, 2855736), (12, 2379780), (13, 2196720), (15, 1903824), (16, 1784835), (18, 1586520), (20, 1427868), (24, 1189890), (26, 1098360), (27, 1057680), (30, 951912), (36, 793260), (39, 732240), (40, 713934), (45, 634608), (48, 594945), (52, 549180), (54, 528840), (60, 475956), (65, 439344), (72, 396630), (78, 366120), (80, 356967), (81, 352560), (90, 317304), (104, 274590), (108, 264420), (113, 252720), (117, 244080), (120, 237978), (130, 219672), (135, 211536), (144, 198315), (156, 183060), (162, 176280), (180, 158652), (195, 146448), (208, 137295), (216, 132210), (226, 126360), (234, 122040), (240, 118989), (243, 117520), (260, 109836), (270, 105768), (312, 91530), (324, 88140), (339, 84240), (351, 81360), (360, 79326), (390, 73224), (405, 70512), (432, 66105), (452, 63180), (468, 61020), (486, 58760), (520, 54918), (540, 52884), (565, 50544), (585, 48816), (624, 45765), (648, 44070), (678, 42120), (702, 40680), (720, 39663), (780, 36612), (810, 35256), (904, 31590), (936, 30510), (972, 29380), (1017, 28080), (1040, 27459), (1053, 27120), (1080, 26442), (1130, 25272), (1170, 24408), (1215, 23504), (1296, 22035), (1356, 21060), (1404, 20340), (1469, 19440), (1560, 18306), (1620, 17628), (1695, 16848), (1755, 16272), (1808, 15795), (1872, 15255), (1944, 14690), (2034, 14040), (2106, 13560), (2160, 13221), (2260, 12636), (2340, 12204), (2430, 11752), (2712, 10530), (2808, 10170), (2938, 9720), (3051, 9360), (3120, 9153), (3159, 9040), (3240, 8814), (3390, 8424), (3510, 8136), (3888, 7345), (4068, 7020), (4212, 6780), (4407, 6480), (4520, 6318), (4680, 6102), (4860, 5876), (5085, 5616), (5265, 5424)]