81477690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1356

約数の個数: 96

約数和(自身を含む): 232943040

約数和(自身を除く): 151465350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 49, 70, 86, 98, 105, 129, 147, 210, 215, 245, 258, 294, 301, 430, 490, 602, 645, 735, 903, 1289, 1290, 1470, 1505, 1806, 2107, 2578, 3010, 3867, 4214, 4515, 6321, 6445, 7734, 9023, 9030, 10535, 12642, 12890, 18046, 19335, 21070, 27069, 31605, 38670, 45115, 54138, 55427, 63161, 63210, 90230, 110854, 126322, 135345, 166281, 189483, 270690, 277135, 315805, 332562, 378966, 387989, 554270, 631610, 775978, 831405, 947415, 1163967, 1662810, 1894830, 1939945, 2327934, 2715923, 3879890, 5431846, 5819835, 8147769, 11639670, 13579615, 16295538, 27159230, 40738845, 81477690]

約数ペア:

[(1, 81477690), (2, 40738845), (3, 27159230), (5, 16295538), (6, 13579615), (7, 11639670), (10, 8147769), (14, 5819835), (15, 5431846), (21, 3879890), (30, 2715923), (35, 2327934), (42, 1939945), (43, 1894830), (49, 1662810), (70, 1163967), (86, 947415), (98, 831405), (105, 775978), (129, 631610), (147, 554270), (210, 387989), (215, 378966), (245, 332562), (258, 315805), (294, 277135), (301, 270690), (430, 189483), (490, 166281), (602, 135345), (645, 126322), (735, 110854), (903, 90230), (1289, 63210), (1290, 63161), (1470, 55427), (1505, 54138), (1806, 45115), (2107, 38670), (2578, 31605), (3010, 27069), (3867, 21070), (4214, 19335), (4515, 18046), (6321, 12890), (6445, 12642), (7734, 10535), (9023, 9030)]