198666720

素因数分解:

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

素因数の和:19737

約数の個数: 144

約数和(自身を含む): 774839520

約数和(自身を除く): 576172800

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 19709, 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, 1379630, 1419048, 1576720, 1655556, 1773810, 1892064, 2069445, 2207408, 2365080, 2483334, 2759260, 2838096, 3153440, 3311112, 3547620, 4138890, 4414816, 4730160, 4966668, 5518520, 5676192, 6208335, 6622224, 7095240, 8277780, 9460320, 9933336, 11037040, 12416670, 13244448, 14190480, 16555560, 19866672, 22074080, 24833340, 28380960, 33111120, 39733344, 49666680, 66222240, 99333360, 198666720]

約数ペア:

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