490693440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:425

約数の個数: 224

約数和(自身を含む): 1670937984

約数和(自身を除く): 1180244544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 107, 120, 136, 160, 170, 192, 204, 214, 240, 255, 272, 281, 320, 321, 340, 408, 428, 480, 510, 535, 544, 562, 642, 680, 816, 843, 856, 960, 1020, 1070, 1088, 1124, 1284, 1360, 1405, 1605, 1632, 1686, 1712, 1819, 2040, 2140, 2248, 2568, 2720, 2810, 3210, 3264, 3372, 3424, 3638, 4080, 4215, 4280, 4496, 4777, 5136, 5440, 5457, 5620, 6420, 6744, 6848, 7276, 8160, 8430, 8560, 8992, 9095, 9554, 10272, 10914, 11240, 12840, 13488, 14331, 14552, 16320, 16860, 17120, 17984, 18190, 19108, 20544, 21828, 22480, 23885, 25680, 26976, 27285, 28662, 29104, 30067, 33720, 34240, 36380, 38216, 43656, 44960, 47770, 51360, 53952, 54570, 57324, 58208, 60134, 67440, 71655, 72760, 76432, 87312, 89920, 90201, 95540, 102720, 109140, 114648, 116416, 120268, 134880, 143310, 145520, 150335, 152864, 174624, 180402, 191080, 218280, 229296, 240536, 269760, 286620, 291040, 300670, 305728, 349248, 360804, 382160, 436560, 451005, 458592, 481072, 511139, 573240, 582080, 601340, 721608, 764320, 873120, 902010, 917184, 962144, 1022278, 1146480, 1202680, 1443216, 1528640, 1533417, 1746240, 1804020, 1924288, 2044556, 2292960, 2405360, 2555695, 2886432, 3066834, 3608040, 4089112, 4585920, 4810720, 5111390, 5772864, 6133668, 7216080, 7667085, 8178224, 9621440, 10222780, 12267336, 14432160, 15334170, 16356448, 20445560, 24534672, 28864320, 30668340, 32712896, 40891120, 49069344, 61336680, 81782240, 98138688, 122673360, 163564480, 245346720, 490693440]

約数ペア:

[(1, 490693440), (2, 245346720), (3, 163564480), (4, 122673360), (5, 98138688), (6, 81782240), (8, 61336680), (10, 49069344), (12, 40891120), (15, 32712896), (16, 30668340), (17, 28864320), (20, 24534672), (24, 20445560), (30, 16356448), (32, 15334170), (34, 14432160), (40, 12267336), (48, 10222780), (51, 9621440), (60, 8178224), (64, 7667085), (68, 7216080), (80, 6133668), (85, 5772864), (96, 5111390), (102, 4810720), (107, 4585920), (120, 4089112), (136, 3608040), (160, 3066834), (170, 2886432), (192, 2555695), (204, 2405360), (214, 2292960), (240, 2044556), (255, 1924288), (272, 1804020), (281, 1746240), (320, 1533417), (321, 1528640), (340, 1443216), (408, 1202680), (428, 1146480), (480, 1022278), (510, 962144), (535, 917184), (544, 902010), (562, 873120), (642, 764320), (680, 721608), (816, 601340), (843, 582080), (856, 573240), (960, 511139), (1020, 481072), (1070, 458592), (1088, 451005), (1124, 436560), (1284, 382160), (1360, 360804), (1405, 349248), (1605, 305728), (1632, 300670), (1686, 291040), (1712, 286620), (1819, 269760), (2040, 240536), (2140, 229296), (2248, 218280), (2568, 191080), (2720, 180402), (2810, 174624), (3210, 152864), (3264, 150335), (3372, 145520), (3424, 143310), (3638, 134880), (4080, 120268), (4215, 116416), (4280, 114648), (4496, 109140), (4777, 102720), (5136, 95540), (5440, 90201), (5457, 89920), (5620, 87312), (6420, 76432), (6744, 72760), (6848, 71655), (7276, 67440), (8160, 60134), (8430, 58208), (8560, 57324), (8992, 54570), (9095, 53952), (9554, 51360), (10272, 47770), (10914, 44960), (11240, 43656), (12840, 38216), (13488, 36380), (14331, 34240), (14552, 33720), (16320, 30067), (16860, 29104), (17120, 28662), (17984, 27285), (18190, 26976), (19108, 25680), (20544, 23885), (21828, 22480)]