16161180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 55157760

約数和(自身を除く): 38996580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 239, 245, 276, 294, 322, 345, 420, 460, 478, 483, 490, 588, 644, 690, 717, 735, 805, 956, 966, 980, 1127, 1195, 1380, 1434, 1470, 1610, 1673, 1932, 2254, 2390, 2415, 2868, 2940, 3220, 3346, 3381, 3585, 4508, 4780, 4830, 5019, 5497, 5635, 6692, 6762, 7170, 8365, 9660, 10038, 10994, 11270, 11711, 13524, 14340, 16491, 16730, 16905, 20076, 21988, 22540, 23422, 25095, 27485, 32982, 33460, 33810, 35133, 38479, 46844, 50190, 54970, 58555, 65964, 67620, 70266, 76958, 82455, 100380, 109940, 115437, 117110, 140532, 153916, 164910, 175665, 192395, 230874, 234220, 269353, 329820, 351330, 384790, 461748, 538706, 577185, 702660, 769580, 808059, 1077412, 1154370, 1346765, 1616118, 2308740, 2693530, 3232236, 4040295, 5387060, 8080590, 16161180]

約数ペア:

[(1, 16161180), (2, 8080590), (3, 5387060), (4, 4040295), (5, 3232236), (6, 2693530), (7, 2308740), (10, 1616118), (12, 1346765), (14, 1154370), (15, 1077412), (20, 808059), (21, 769580), (23, 702660), (28, 577185), (30, 538706), (35, 461748), (42, 384790), (46, 351330), (49, 329820), (60, 269353), (69, 234220), (70, 230874), (84, 192395), (92, 175665), (98, 164910), (105, 153916), (115, 140532), (138, 117110), (140, 115437), (147, 109940), (161, 100380), (196, 82455), (210, 76958), (230, 70266), (239, 67620), (245, 65964), (276, 58555), (294, 54970), (322, 50190), (345, 46844), (420, 38479), (460, 35133), (478, 33810), (483, 33460), (490, 32982), (588, 27485), (644, 25095), (690, 23422), (717, 22540), (735, 21988), (805, 20076), (956, 16905), (966, 16730), (980, 16491), (1127, 14340), (1195, 13524), (1380, 11711), (1434, 11270), (1470, 10994), (1610, 10038), (1673, 9660), (1932, 8365), (2254, 7170), (2390, 6762), (2415, 6692), (2868, 5635), (2940, 5497), (3220, 5019), (3346, 4830), (3381, 4780), (3585, 4508)]