28975170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:904

約数の個数: 96

約数和(自身を含む): 84509568

約数和(自身を除く): 55534398

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 49, 69, 70, 98, 105, 115, 138, 147, 161, 210, 230, 245, 294, 322, 345, 483, 490, 690, 735, 805, 857, 966, 1127, 1470, 1610, 1714, 2254, 2415, 2571, 3381, 4285, 4830, 5142, 5635, 5999, 6762, 8570, 11270, 11998, 12855, 16905, 17997, 19711, 25710, 29995, 33810, 35994, 39422, 41993, 59133, 59990, 83986, 89985, 98555, 118266, 125979, 137977, 179970, 197110, 209965, 251958, 275954, 295665, 413931, 419930, 591330, 629895, 689885, 827862, 965839, 1259790, 1379770, 1931678, 2069655, 2897517, 4139310, 4829195, 5795034, 9658390, 14487585, 28975170]

約数ペア:

[(1, 28975170), (2, 14487585), (3, 9658390), (5, 5795034), (6, 4829195), (7, 4139310), (10, 2897517), (14, 2069655), (15, 1931678), (21, 1379770), (23, 1259790), (30, 965839), (35, 827862), (42, 689885), (46, 629895), (49, 591330), (69, 419930), (70, 413931), (98, 295665), (105, 275954), (115, 251958), (138, 209965), (147, 197110), (161, 179970), (210, 137977), (230, 125979), (245, 118266), (294, 98555), (322, 89985), (345, 83986), (483, 59990), (490, 59133), (690, 41993), (735, 39422), (805, 35994), (857, 33810), (966, 29995), (1127, 25710), (1470, 19711), (1610, 17997), (1714, 16905), (2254, 12855), (2415, 11998), (2571, 11270), (3381, 8570), (4285, 6762), (4830, 5999), (5142, 5635)]