397333440

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19709}}^1$

素因数の和:19739

約数の個数: 168

約数和(自身を含む): 1561978080

約数和(自身を除く): 1164644640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19709, 20160, 39418, 59127, 78836, 98545, 118254, 137963, 157672, 177381, 197090, 236508, 275926, 295635, 315344, 354762, 394180, 413889, 473016, 551852, 591270, 630688, 689815, 709524, 788360, 827778, 886905, 946032, 1103704, 1182540, 1241667, 1261376, 1379630, 1419048, 1576720, 1655556, 1773810, 1892064, 2069445, 2207408, 2365080, 2483334, 2759260, 2838096, 3153440, 3311112, 3547620, 3784128, 4138890, 4414816, 4730160, 4966668, 5518520, 5676192, 6208335, 6306880, 6622224, 7095240, 8277780, 8829632, 9460320, 9933336, 11037040, 11352384, 12416670, 13244448, 14190480, 16555560, 18920640, 19866672, 22074080, 24833340, 26488896, 28380960, 33111120, 39733344, 44148160, 49666680, 56761920, 66222240, 79466688, 99333360, 132444480, 198666720, 397333440]

約数ペア:

[(1, 397333440), (2, 198666720), (3, 132444480), (4, 99333360), (5, 79466688), (6, 66222240), (7, 56761920), (8, 49666680), (9, 44148160), (10, 39733344), (12, 33111120), (14, 28380960), (15, 26488896), (16, 24833340), (18, 22074080), (20, 19866672), (21, 18920640), (24, 16555560), (28, 14190480), (30, 13244448), (32, 12416670), (35, 11352384), (36, 11037040), (40, 9933336), (42, 9460320), (45, 8829632), (48, 8277780), (56, 7095240), (60, 6622224), (63, 6306880), (64, 6208335), (70, 5676192), (72, 5518520), (80, 4966668), (84, 4730160), (90, 4414816), (96, 4138890), (105, 3784128), (112, 3547620), (120, 3311112), (126, 3153440), (140, 2838096), (144, 2759260), (160, 2483334), (168, 2365080), (180, 2207408), (192, 2069445), (210, 1892064), (224, 1773810), (240, 1655556), (252, 1576720), (280, 1419048), (288, 1379630), (315, 1261376), (320, 1241667), (336, 1182540), (360, 1103704), (420, 946032), (448, 886905), (480, 827778), (504, 788360), (560, 709524), (576, 689815), (630, 630688), (672, 591270), (720, 551852), (840, 473016), (960, 413889), (1008, 394180), (1120, 354762), (1260, 315344), (1344, 295635), (1440, 275926), (1680, 236508), (2016, 197090), (2240, 177381), (2520, 157672), (2880, 137963), (3360, 118254), (4032, 98545), (5040, 78836), (6720, 59127), (10080, 39418), (19709, 20160)]