290807790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2879}}^1$

素因数の和:2946

約数の個数: 128

約数和(自身を含む): 882524160

約数和(自身を除く): 591716370

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 65, 70, 74, 78, 91, 105, 111, 130, 182, 185, 195, 210, 222, 259, 273, 370, 390, 455, 481, 518, 546, 555, 777, 910, 962, 1110, 1295, 1365, 1443, 1554, 2405, 2590, 2730, 2879, 2886, 3367, 3885, 4810, 5758, 6734, 7215, 7770, 8637, 10101, 14395, 14430, 16835, 17274, 20153, 20202, 28790, 33670, 37427, 40306, 43185, 50505, 60459, 74854, 86370, 100765, 101010, 106523, 112281, 120918, 187135, 201530, 213046, 224562, 261989, 302295, 319569, 374270, 523978, 532615, 561405, 604590, 639138, 745661, 785967, 1065230, 1122810, 1309945, 1384799, 1491322, 1571934, 1597845, 2236983, 2619890, 2769598, 3195690, 3728305, 3929835, 4154397, 4473966, 6923995, 7456610, 7859670, 8308794, 9693593, 11184915, 13847990, 19387186, 20771985, 22369830, 29080779, 41543970, 48467965, 58161558, 96935930, 145403895, 290807790]

約数ペア:

[(1, 290807790), (2, 145403895), (3, 96935930), (5, 58161558), (6, 48467965), (7, 41543970), (10, 29080779), (13, 22369830), (14, 20771985), (15, 19387186), (21, 13847990), (26, 11184915), (30, 9693593), (35, 8308794), (37, 7859670), (39, 7456610), (42, 6923995), (65, 4473966), (70, 4154397), (74, 3929835), (78, 3728305), (91, 3195690), (105, 2769598), (111, 2619890), (130, 2236983), (182, 1597845), (185, 1571934), (195, 1491322), (210, 1384799), (222, 1309945), (259, 1122810), (273, 1065230), (370, 785967), (390, 745661), (455, 639138), (481, 604590), (518, 561405), (546, 532615), (555, 523978), (777, 374270), (910, 319569), (962, 302295), (1110, 261989), (1295, 224562), (1365, 213046), (1443, 201530), (1554, 187135), (2405, 120918), (2590, 112281), (2730, 106523), (2879, 101010), (2886, 100765), (3367, 86370), (3885, 74854), (4810, 60459), (5758, 50505), (6734, 43185), (7215, 40306), (7770, 37427), (8637, 33670), (10101, 28790), (14395, 20202), (14430, 20153), (16835, 17274)]