30909690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 96247008

約数和(自身を除く): 65337318

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 43, 45, 49, 63, 70, 86, 90, 98, 105, 126, 129, 147, 163, 210, 215, 245, 258, 294, 301, 315, 326, 387, 430, 441, 489, 490, 602, 630, 645, 735, 774, 815, 882, 903, 978, 1141, 1290, 1467, 1470, 1505, 1630, 1806, 1935, 2107, 2205, 2282, 2445, 2709, 2934, 3010, 3423, 3870, 4214, 4410, 4515, 4890, 5418, 5705, 6321, 6846, 7009, 7335, 7987, 9030, 10269, 10535, 11410, 12642, 13545, 14018, 14670, 15974, 17115, 18963, 20538, 21027, 21070, 23961, 27090, 31605, 34230, 35045, 37926, 39935, 42054, 47922, 49063, 51345, 63081, 63210, 70090, 71883, 79870, 94815, 98126, 102690, 105135, 119805, 126162, 143766, 147189, 189630, 210270, 239610, 245315, 294378, 315405, 343441, 359415, 441567, 490630, 630810, 686882, 718830, 735945, 883134, 1030323, 1471890, 1717205, 2060646, 2207835, 3090969, 3434410, 4415670, 5151615, 6181938, 10303230, 15454845, 30909690]

約数ペア:

[(1, 30909690), (2, 15454845), (3, 10303230), (5, 6181938), (6, 5151615), (7, 4415670), (9, 3434410), (10, 3090969), (14, 2207835), (15, 2060646), (18, 1717205), (21, 1471890), (30, 1030323), (35, 883134), (42, 735945), (43, 718830), (45, 686882), (49, 630810), (63, 490630), (70, 441567), (86, 359415), (90, 343441), (98, 315405), (105, 294378), (126, 245315), (129, 239610), (147, 210270), (163, 189630), (210, 147189), (215, 143766), (245, 126162), (258, 119805), (294, 105135), (301, 102690), (315, 98126), (326, 94815), (387, 79870), (430, 71883), (441, 70090), (489, 63210), (490, 63081), (602, 51345), (630, 49063), (645, 47922), (735, 42054), (774, 39935), (815, 37926), (882, 35045), (903, 34230), (978, 31605), (1141, 27090), (1290, 23961), (1467, 21070), (1470, 21027), (1505, 20538), (1630, 18963), (1806, 17115), (1935, 15974), (2107, 14670), (2205, 14018), (2282, 13545), (2445, 12642), (2709, 11410), (2934, 10535), (3010, 10269), (3423, 9030), (3870, 7987), (4214, 7335), (4410, 7009), (4515, 6846), (4890, 6321), (5418, 5705)]