641135160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:642

約数の個数: 192

約数和(自身を含む): 2162160000

約数和(自身を除く): 1521024840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 83, 86, 90, 120, 129, 166, 172, 180, 215, 249, 258, 332, 344, 360, 387, 415, 430, 498, 499, 516, 645, 664, 747, 774, 830, 860, 996, 998, 1032, 1245, 1290, 1494, 1497, 1548, 1660, 1720, 1935, 1992, 1996, 2490, 2495, 2580, 2988, 2994, 3096, 3320, 3569, 3735, 3870, 3992, 4491, 4980, 4990, 5160, 5976, 5988, 7138, 7470, 7485, 7740, 8982, 9960, 9980, 10707, 11976, 14276, 14940, 14970, 15480, 17845, 17964, 19960, 21414, 21457, 22455, 28552, 29880, 29940, 32121, 35690, 35928, 41417, 42828, 42914, 44910, 53535, 59880, 64242, 64371, 71380, 82834, 85656, 85828, 89820, 107070, 107285, 124251, 128484, 128742, 142760, 160605, 165668, 171656, 179640, 193113, 207085, 214140, 214570, 248502, 256968, 257484, 321210, 321855, 331336, 372753, 386226, 414170, 428280, 429140, 497004, 514968, 621255, 642420, 643710, 745506, 772452, 828340, 858280, 965565, 994008, 1242510, 1284840, 1287420, 1491012, 1544904, 1656680, 1780931, 1863765, 1931130, 2485020, 2574840, 2982024, 3561862, 3727530, 3862260, 4970040, 5342793, 7123724, 7455060, 7724520, 8904655, 10685586, 14247448, 14910120, 16028379, 17809310, 21371172, 26713965, 32056758, 35618620, 42742344, 53427930, 64113516, 71237240, 80141895, 106855860, 128227032, 160283790, 213711720, 320567580, 641135160]

約数ペア:

[(1, 641135160), (2, 320567580), (3, 213711720), (4, 160283790), (5, 128227032), (6, 106855860), (8, 80141895), (9, 71237240), (10, 64113516), (12, 53427930), (15, 42742344), (18, 35618620), (20, 32056758), (24, 26713965), (30, 21371172), (36, 17809310), (40, 16028379), (43, 14910120), (45, 14247448), (60, 10685586), (72, 8904655), (83, 7724520), (86, 7455060), (90, 7123724), (120, 5342793), (129, 4970040), (166, 3862260), (172, 3727530), (180, 3561862), (215, 2982024), (249, 2574840), (258, 2485020), (332, 1931130), (344, 1863765), (360, 1780931), (387, 1656680), (415, 1544904), (430, 1491012), (498, 1287420), (499, 1284840), (516, 1242510), (645, 994008), (664, 965565), (747, 858280), (774, 828340), (830, 772452), (860, 745506), (996, 643710), (998, 642420), (1032, 621255), (1245, 514968), (1290, 497004), (1494, 429140), (1497, 428280), (1548, 414170), (1660, 386226), (1720, 372753), (1935, 331336), (1992, 321855), (1996, 321210), (2490, 257484), (2495, 256968), (2580, 248502), (2988, 214570), (2994, 214140), (3096, 207085), (3320, 193113), (3569, 179640), (3735, 171656), (3870, 165668), (3992, 160605), (4491, 142760), (4980, 128742), (4990, 128484), (5160, 124251), (5976, 107285), (5988, 107070), (7138, 89820), (7470, 85828), (7485, 85656), (7740, 82834), (8982, 71380), (9960, 64371), (9980, 64242), (10707, 59880), (11976, 53535), (14276, 44910), (14940, 42914), (14970, 42828), (15480, 41417), (17845, 35928), (17964, 35690), (19960, 32121), (21414, 29940), (21457, 29880), (22455, 28552)]