304339980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1697}}^1$

素因数の和:1784

約数の個数: 144

約数和(自身を含む): 1008122976

約数和(自身を除く): 703782996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 244, 245, 294, 305, 366, 420, 427, 490, 588, 610, 732, 735, 854, 915, 980, 1220, 1281, 1470, 1697, 1708, 1830, 2135, 2562, 2940, 2989, 3394, 3660, 4270, 5091, 5124, 5978, 6405, 6788, 8485, 8540, 8967, 10182, 11879, 11956, 12810, 14945, 16970, 17934, 20364, 23758, 25455, 25620, 29890, 33940, 35637, 35868, 44835, 47516, 50910, 59395, 59780, 71274, 83153, 89670, 101820, 103517, 118790, 142548, 166306, 178185, 179340, 207034, 237580, 249459, 310551, 332612, 356370, 414068, 415765, 498918, 517585, 621102, 712740, 724619, 831530, 997836, 1035170, 1242204, 1247295, 1449238, 1552755, 1663060, 2070340, 2173857, 2494590, 2898476, 3105510, 3623095, 4347714, 4989180, 5072333, 6211020, 7246190, 8695428, 10144666, 10869285, 14492380, 15216999, 20289332, 21738570, 25361665, 30433998, 43477140, 50723330, 60867996, 76084995, 101446660, 152169990, 304339980]

約数ペア:

[(1, 304339980), (2, 152169990), (3, 101446660), (4, 76084995), (5, 60867996), (6, 50723330), (7, 43477140), (10, 30433998), (12, 25361665), (14, 21738570), (15, 20289332), (20, 15216999), (21, 14492380), (28, 10869285), (30, 10144666), (35, 8695428), (42, 7246190), (49, 6211020), (60, 5072333), (61, 4989180), (70, 4347714), (84, 3623095), (98, 3105510), (105, 2898476), (122, 2494590), (140, 2173857), (147, 2070340), (183, 1663060), (196, 1552755), (210, 1449238), (244, 1247295), (245, 1242204), (294, 1035170), (305, 997836), (366, 831530), (420, 724619), (427, 712740), (490, 621102), (588, 517585), (610, 498918), (732, 415765), (735, 414068), (854, 356370), (915, 332612), (980, 310551), (1220, 249459), (1281, 237580), (1470, 207034), (1697, 179340), (1708, 178185), (1830, 166306), (2135, 142548), (2562, 118790), (2940, 103517), (2989, 101820), (3394, 89670), (3660, 83153), (4270, 71274), (5091, 59780), (5124, 59395), (5978, 50910), (6405, 47516), (6788, 44835), (8485, 35868), (8540, 35637), (8967, 33940), (10182, 29890), (11879, 25620), (11956, 25455), (12810, 23758), (14945, 20364), (16970, 17934)]