321153840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{9103}}^1$

素因数の和:9136

約数の個数: 180

約数和(自身を含む): 1254767904

約数和(自身を除く): 933614064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 9103, 11760, 17640, 18206, 27309, 35280, 36412, 45515, 54618, 63721, 72824, 81927, 91030, 109236, 127442, 136545, 145648, 163854, 182060, 191163, 218472, 254884, 273090, 318605, 327708, 364120, 382326, 409635, 436944, 446047, 509768, 546180, 573489, 637210, 655416, 728240, 764652, 819270, 892094, 955815, 1019536, 1092360, 1146978, 1274420, 1310832, 1338141, 1529304, 1638540, 1784188, 1911630, 2184720, 2230235, 2293956, 2548840, 2676282, 2867445, 3058608, 3277080, 3568376, 3823260, 4014423, 4460470, 4587912, 5097680, 5352564, 5734890, 6554160, 6690705, 7136752, 7646520, 8028846, 8920940, 9175824, 10705128, 11469780, 13381410, 15293040, 16057692, 17841880, 20072115, 21410256, 22939560, 26762820, 32115384, 35683760, 40144230, 45879120, 53525640, 64230768, 80288460, 107051280, 160576920, 321153840]

約数ペア:

[(1, 321153840), (2, 160576920), (3, 107051280), (4, 80288460), (5, 64230768), (6, 53525640), (7, 45879120), (8, 40144230), (9, 35683760), (10, 32115384), (12, 26762820), (14, 22939560), (15, 21410256), (16, 20072115), (18, 17841880), (20, 16057692), (21, 15293040), (24, 13381410), (28, 11469780), (30, 10705128), (35, 9175824), (36, 8920940), (40, 8028846), (42, 7646520), (45, 7136752), (48, 6690705), (49, 6554160), (56, 5734890), (60, 5352564), (63, 5097680), (70, 4587912), (72, 4460470), (80, 4014423), (84, 3823260), (90, 3568376), (98, 3277080), (105, 3058608), (112, 2867445), (120, 2676282), (126, 2548840), (140, 2293956), (144, 2230235), (147, 2184720), (168, 1911630), (180, 1784188), (196, 1638540), (210, 1529304), (240, 1338141), (245, 1310832), (252, 1274420), (280, 1146978), (294, 1092360), (315, 1019536), (336, 955815), (360, 892094), (392, 819270), (420, 764652), (441, 728240), (490, 655416), (504, 637210), (560, 573489), (588, 546180), (630, 509768), (720, 446047), (735, 436944), (784, 409635), (840, 382326), (882, 364120), (980, 327708), (1008, 318605), (1176, 273090), (1260, 254884), (1470, 218472), (1680, 191163), (1764, 182060), (1960, 163854), (2205, 145648), (2352, 136545), (2520, 127442), (2940, 109236), (3528, 91030), (3920, 81927), (4410, 72824), (5040, 63721), (5880, 54618), (7056, 45515), (8820, 36412), (9103, 35280), (11760, 27309), (17640, 18206)]