164463840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:833

約数の個数: 144

約数和(自身を含む): 565227936

約数和(自身を除く): 400764096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 181, 240, 288, 360, 362, 480, 543, 631, 720, 724, 905, 1086, 1262, 1440, 1448, 1629, 1810, 1893, 2172, 2524, 2715, 2896, 3155, 3258, 3620, 3786, 4344, 5048, 5430, 5679, 5792, 6310, 6516, 7240, 7572, 8145, 8688, 9465, 10096, 10860, 11358, 12620, 13032, 14480, 15144, 16290, 17376, 18930, 20192, 21720, 22716, 25240, 26064, 28395, 28960, 30288, 32580, 37860, 43440, 45432, 50480, 52128, 56790, 60576, 65160, 75720, 86880, 90864, 100960, 113580, 114211, 130320, 151440, 181728, 227160, 228422, 260640, 302880, 342633, 454320, 456844, 571055, 685266, 908640, 913688, 1027899, 1142110, 1370532, 1713165, 1827376, 2055798, 2284220, 2741064, 3426330, 3654752, 4111596, 4568440, 5139495, 5482128, 6852660, 8223192, 9136880, 10278990, 10964256, 13705320, 16446384, 18273760, 20557980, 27410640, 32892768, 41115960, 54821280, 82231920, 164463840]

約数ペア:

[(1, 164463840), (2, 82231920), (3, 54821280), (4, 41115960), (5, 32892768), (6, 27410640), (8, 20557980), (9, 18273760), (10, 16446384), (12, 13705320), (15, 10964256), (16, 10278990), (18, 9136880), (20, 8223192), (24, 6852660), (30, 5482128), (32, 5139495), (36, 4568440), (40, 4111596), (45, 3654752), (48, 3426330), (60, 2741064), (72, 2284220), (80, 2055798), (90, 1827376), (96, 1713165), (120, 1370532), (144, 1142110), (160, 1027899), (180, 913688), (181, 908640), (240, 685266), (288, 571055), (360, 456844), (362, 454320), (480, 342633), (543, 302880), (631, 260640), (720, 228422), (724, 227160), (905, 181728), (1086, 151440), (1262, 130320), (1440, 114211), (1448, 113580), (1629, 100960), (1810, 90864), (1893, 86880), (2172, 75720), (2524, 65160), (2715, 60576), (2896, 56790), (3155, 52128), (3258, 50480), (3620, 45432), (3786, 43440), (4344, 37860), (5048, 32580), (5430, 30288), (5679, 28960), (5792, 28395), (6310, 26064), (6516, 25240), (7240, 22716), (7572, 21720), (8145, 20192), (8688, 18930), (9465, 17376), (10096, 16290), (10860, 15144), (11358, 14480), (12620, 13032)]