161138460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2432

約数の個数: 144

約数和(自身を含む): 547900416

約数和(自身を除く): 386761956

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, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2254, 2383, 2415, 2940, 3220, 3381, 4508, 4766, 4830, 5635, 6762, 7149, 9532, 9660, 11270, 11915, 13524, 14298, 16681, 16905, 22540, 23830, 28596, 33362, 33810, 35745, 47660, 50043, 54809, 66724, 67620, 71490, 83405, 100086, 109618, 116767, 142980, 164427, 166810, 200172, 219236, 233534, 250215, 274045, 328854, 333620, 350301, 383663, 467068, 500430, 548090, 583835, 657708, 700602, 767326, 822135, 1000860, 1096180, 1150989, 1167670, 1401204, 1534652, 1644270, 1751505, 1918315, 2301978, 2335340, 2685641, 3288540, 3503010, 3836630, 4603956, 5371282, 5754945, 7006020, 7673260, 8056923, 10742564, 11509890, 13428205, 16113846, 23019780, 26856410, 32227692, 40284615, 53712820, 80569230, 161138460]

約数ペア:

[(1, 161138460), (2, 80569230), (3, 53712820), (4, 40284615), (5, 32227692), (6, 26856410), (7, 23019780), (10, 16113846), (12, 13428205), (14, 11509890), (15, 10742564), (20, 8056923), (21, 7673260), (23, 7006020), (28, 5754945), (30, 5371282), (35, 4603956), (42, 3836630), (46, 3503010), (49, 3288540), (60, 2685641), (69, 2335340), (70, 2301978), (84, 1918315), (92, 1751505), (98, 1644270), (105, 1534652), (115, 1401204), (138, 1167670), (140, 1150989), (147, 1096180), (161, 1000860), (196, 822135), (210, 767326), (230, 700602), (245, 657708), (276, 583835), (294, 548090), (322, 500430), (345, 467068), (420, 383663), (460, 350301), (483, 333620), (490, 328854), (588, 274045), (644, 250215), (690, 233534), (735, 219236), (805, 200172), (966, 166810), (980, 164427), (1127, 142980), (1380, 116767), (1470, 109618), (1610, 100086), (1932, 83405), (2254, 71490), (2383, 67620), (2415, 66724), (2940, 54809), (3220, 50043), (3381, 47660), (4508, 35745), (4766, 33810), (4830, 33362), (5635, 28596), (6762, 23830), (7149, 22540), (9532, 16905), (9660, 16681), (11270, 14298), (11915, 13524)]