161544180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2438

約数の個数: 144

約数和(自身を含む): 549279360

約数和(自身を除く): 387735180

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, 2389, 2415, 2940, 3220, 3381, 4508, 4778, 4830, 5635, 6762, 7167, 9556, 9660, 11270, 11945, 13524, 14334, 16723, 16905, 22540, 23890, 28668, 33446, 33810, 35835, 47780, 50169, 54947, 66892, 67620, 71670, 83615, 100338, 109894, 117061, 143340, 164841, 167230, 200676, 219788, 234122, 250845, 274735, 329682, 334460, 351183, 384629, 468244, 501690, 549470, 585305, 659364, 702366, 769258, 824205, 1003380, 1098940, 1153887, 1170610, 1404732, 1538516, 1648410, 1755915, 1923145, 2307774, 2341220, 2692403, 3296820, 3511830, 3846290, 4615548, 5384806, 5769435, 7023660, 7692580, 8077209, 10769612, 11538870, 13462015, 16154418, 23077740, 26924030, 32308836, 40386045, 53848060, 80772090, 161544180]

約数ペア:

[(1, 161544180), (2, 80772090), (3, 53848060), (4, 40386045), (5, 32308836), (6, 26924030), (7, 23077740), (10, 16154418), (12, 13462015), (14, 11538870), (15, 10769612), (20, 8077209), (21, 7692580), (23, 7023660), (28, 5769435), (30, 5384806), (35, 4615548), (42, 3846290), (46, 3511830), (49, 3296820), (60, 2692403), (69, 2341220), (70, 2307774), (84, 1923145), (92, 1755915), (98, 1648410), (105, 1538516), (115, 1404732), (138, 1170610), (140, 1153887), (147, 1098940), (161, 1003380), (196, 824205), (210, 769258), (230, 702366), (245, 659364), (276, 585305), (294, 549470), (322, 501690), (345, 468244), (420, 384629), (460, 351183), (483, 334460), (490, 329682), (588, 274735), (644, 250845), (690, 234122), (735, 219788), (805, 200676), (966, 167230), (980, 164841), (1127, 143340), (1380, 117061), (1470, 109894), (1610, 100338), (1932, 83615), (2254, 71670), (2389, 67620), (2415, 66892), (2940, 54947), (3220, 50169), (3381, 47780), (4508, 35835), (4778, 33810), (4830, 33446), (5635, 28668), (6762, 23890), (7167, 22540), (9556, 16905), (9660, 16723), (11270, 14334), (11945, 13524)]