320655816

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 192

約数和(自身を含む): 991710720

約数和(自身を除く): 671054904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 43, 52, 62, 72, 78, 86, 93, 104, 117, 124, 129, 156, 172, 186, 234, 248, 257, 258, 279, 312, 344, 372, 387, 403, 468, 514, 516, 558, 559, 744, 771, 774, 806, 936, 1028, 1032, 1116, 1118, 1209, 1333, 1542, 1548, 1612, 1677, 2056, 2232, 2236, 2313, 2418, 2666, 3084, 3096, 3224, 3341, 3354, 3627, 3999, 4472, 4626, 4836, 5031, 5332, 6168, 6682, 6708, 7254, 7967, 7998, 9252, 9672, 10023, 10062, 10664, 11051, 11997, 13364, 13416, 14508, 15934, 15996, 17329, 18504, 20046, 20124, 22102, 23901, 23994, 26728, 29016, 30069, 31868, 31992, 33153, 34658, 40092, 40248, 44204, 47802, 47988, 51987, 60138, 63736, 66306, 69316, 71703, 80184, 88408, 95604, 95976, 99459, 103571, 103974, 120276, 132612, 138632, 143406, 143663, 155961, 191208, 198918, 207142, 207948, 240552, 265224, 286812, 287326, 310713, 311922, 342581, 397836, 414284, 415896, 430989, 573624, 574652, 621426, 623844, 685162, 795672, 828568, 861978, 932139, 1027743, 1149304, 1242852, 1247688, 1292967, 1370324, 1723956, 1864278, 2055486, 2485704, 2585934, 2740648, 3083229, 3447912, 3728556, 4110972, 4453553, 5171868, 6166458, 7457112, 8221944, 8907106, 10343736, 12332916, 13360659, 17814212, 24665832, 26721318, 35628424, 40081977, 53442636, 80163954, 106885272, 160327908, 320655816]

約数ペア:

[(1, 320655816), (2, 160327908), (3, 106885272), (4, 80163954), (6, 53442636), (8, 40081977), (9, 35628424), (12, 26721318), (13, 24665832), (18, 17814212), (24, 13360659), (26, 12332916), (31, 10343736), (36, 8907106), (39, 8221944), (43, 7457112), (52, 6166458), (62, 5171868), (72, 4453553), (78, 4110972), (86, 3728556), (93, 3447912), (104, 3083229), (117, 2740648), (124, 2585934), (129, 2485704), (156, 2055486), (172, 1864278), (186, 1723956), (234, 1370324), (248, 1292967), (257, 1247688), (258, 1242852), (279, 1149304), (312, 1027743), (344, 932139), (372, 861978), (387, 828568), (403, 795672), (468, 685162), (514, 623844), (516, 621426), (558, 574652), (559, 573624), (744, 430989), (771, 415896), (774, 414284), (806, 397836), (936, 342581), (1028, 311922), (1032, 310713), (1116, 287326), (1118, 286812), (1209, 265224), (1333, 240552), (1542, 207948), (1548, 207142), (1612, 198918), (1677, 191208), (2056, 155961), (2232, 143663), (2236, 143406), (2313, 138632), (2418, 132612), (2666, 120276), (3084, 103974), (3096, 103571), (3224, 99459), (3341, 95976), (3354, 95604), (3627, 88408), (3999, 80184), (4472, 71703), (4626, 69316), (4836, 66306), (5031, 63736), (5332, 60138), (6168, 51987), (6682, 47988), (6708, 47802), (7254, 44204), (7967, 40248), (7998, 40092), (9252, 34658), (9672, 33153), (10023, 31992), (10062, 31868), (10664, 30069), (11051, 29016), (11997, 26728), (13364, 23994), (13416, 23901), (14508, 22102), (15934, 20124), (15996, 20046), (17329, 18504)]