80765640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 256

約数和(自身を含む): 293932800

約数和(自身を除く): 213167160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 53, 54, 60, 68, 72, 83, 85, 90, 102, 106, 108, 120, 135, 136, 153, 159, 166, 170, 180, 204, 212, 216, 249, 255, 265, 270, 306, 318, 332, 340, 360, 408, 415, 424, 459, 477, 498, 510, 530, 540, 612, 636, 664, 680, 747, 765, 795, 830, 901, 918, 954, 996, 1020, 1060, 1080, 1224, 1245, 1272, 1411, 1431, 1494, 1530, 1590, 1660, 1802, 1836, 1908, 1992, 2040, 2120, 2241, 2295, 2385, 2490, 2703, 2822, 2862, 2988, 3060, 3180, 3320, 3604, 3672, 3735, 3816, 4233, 4399, 4482, 4505, 4590, 4770, 4980, 5406, 5644, 5724, 5976, 6120, 6360, 7055, 7155, 7208, 7470, 8109, 8466, 8798, 8964, 9010, 9180, 9540, 9960, 10812, 11205, 11288, 11448, 12699, 13197, 13515, 14110, 14310, 14940, 16218, 16932, 17596, 17928, 18020, 18360, 19080, 21165, 21624, 21995, 22410, 24327, 25398, 26394, 27030, 28220, 28620, 29880, 32436, 33864, 35192, 36040, 38097, 39591, 40545, 42330, 43990, 44820, 48654, 50796, 52788, 54060, 56440, 57240, 63495, 64872, 65985, 74783, 76194, 79182, 81090, 84660, 87980, 89640, 97308, 101592, 105576, 108120, 118773, 121635, 126990, 131970, 149566, 152388, 158364, 162180, 169320, 175960, 190485, 194616, 197955, 224349, 237546, 243270, 253980, 263940, 299132, 304776, 316728, 324360, 373915, 380970, 395910, 448698, 475092, 486540, 507960, 527880, 593865, 598264, 673047, 747830, 761940, 791820, 897396, 950184, 973080, 1121745, 1187730, 1346094, 1495660, 1523880, 1583640, 1794792, 2019141, 2243490, 2375460, 2692188, 2991320, 3365235, 4038282, 4486980, 4750920, 5384376, 6730470, 8076564, 8973960, 10095705, 13460940, 16153128, 20191410, 26921880, 40382820, 80765640]

約数ペア:

[(1, 80765640), (2, 40382820), (3, 26921880), (4, 20191410), (5, 16153128), (6, 13460940), (8, 10095705), (9, 8973960), (10, 8076564), (12, 6730470), (15, 5384376), (17, 4750920), (18, 4486980), (20, 4038282), (24, 3365235), (27, 2991320), (30, 2692188), (34, 2375460), (36, 2243490), (40, 2019141), (45, 1794792), (51, 1583640), (53, 1523880), (54, 1495660), (60, 1346094), (68, 1187730), (72, 1121745), (83, 973080), (85, 950184), (90, 897396), (102, 791820), (106, 761940), (108, 747830), (120, 673047), (135, 598264), (136, 593865), (153, 527880), (159, 507960), (166, 486540), (170, 475092), (180, 448698), (204, 395910), (212, 380970), (216, 373915), (249, 324360), (255, 316728), (265, 304776), (270, 299132), (306, 263940), (318, 253980), (332, 243270), (340, 237546), (360, 224349), (408, 197955), (415, 194616), (424, 190485), (459, 175960), (477, 169320), (498, 162180), (510, 158364), (530, 152388), (540, 149566), (612, 131970), (636, 126990), (664, 121635), (680, 118773), (747, 108120), (765, 105576), (795, 101592), (830, 97308), (901, 89640), (918, 87980), (954, 84660), (996, 81090), (1020, 79182), (1060, 76194), (1080, 74783), (1224, 65985), (1245, 64872), (1272, 63495), (1411, 57240), (1431, 56440), (1494, 54060), (1530, 52788), (1590, 50796), (1660, 48654), (1802, 44820), (1836, 43990), (1908, 42330), (1992, 40545), (2040, 39591), (2120, 38097), (2241, 36040), (2295, 35192), (2385, 33864), (2490, 32436), (2703, 29880), (2822, 28620), (2862, 28220), (2988, 27030), (3060, 26394), (3180, 25398), (3320, 24327), (3604, 22410), (3672, 21995), (3735, 21624), (3816, 21165), (4233, 19080), (4399, 18360), (4482, 18020), (4505, 17928), (4590, 17596), (4770, 16932), (4980, 16218), (5406, 14940), (5644, 14310), (5724, 14110), (5976, 13515), (6120, 13197), (6360, 12699), (7055, 11448), (7155, 11288), (7208, 11205), (7470, 10812), (8109, 9960), (8466, 9540), (8798, 9180), (8964, 9010)]