1520659980

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{44699}}^1$

素因数の和:44730

約数の個数: 144

約数和(自身を含む): 5466988800

約数和(自身を除く): 3946328820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8505, 11340, 17010, 34020, 44699, 89398, 134097, 178796, 223495, 268194, 312893, 402291, 446990, 536388, 625786, 670485, 804582, 893980, 938679, 1206873, 1251572, 1340970, 1564465, 1609164, 1877358, 2011455, 2413746, 2681940, 2816037, 3128930, 3620619, 3754716, 4022910, 4693395, 4827492, 5632074, 6034365, 6257860, 7241238, 8045820, 8448111, 9386790, 10861857, 11264148, 12068730, 14080185, 14482476, 16896222, 18103095, 18773580, 21723714, 24137460, 25344333, 28160370, 33792444, 36206190, 42240555, 43447428, 50688666, 54309285, 56320740, 72412380, 76032999, 84481110, 101377332, 108618570, 126721665, 152065998, 168962220, 217237140, 253443330, 304131996, 380164995, 506886660, 760329990, 1520659980]

約数ペア:

[(1, 1520659980), (2, 760329990), (3, 506886660), (4, 380164995), (5, 304131996), (6, 253443330), (7, 217237140), (9, 168962220), (10, 152065998), (12, 126721665), (14, 108618570), (15, 101377332), (18, 84481110), (20, 76032999), (21, 72412380), (27, 56320740), (28, 54309285), (30, 50688666), (35, 43447428), (36, 42240555), (42, 36206190), (45, 33792444), (54, 28160370), (60, 25344333), (63, 24137460), (70, 21723714), (81, 18773580), (84, 18103095), (90, 16896222), (105, 14482476), (108, 14080185), (126, 12068730), (135, 11264148), (140, 10861857), (162, 9386790), (180, 8448111), (189, 8045820), (210, 7241238), (243, 6257860), (252, 6034365), (270, 5632074), (315, 4827492), (324, 4693395), (378, 4022910), (405, 3754716), (420, 3620619), (486, 3128930), (540, 2816037), (567, 2681940), (630, 2413746), (756, 2011455), (810, 1877358), (945, 1609164), (972, 1564465), (1134, 1340970), (1215, 1251572), (1260, 1206873), (1620, 938679), (1701, 893980), (1890, 804582), (2268, 670485), (2430, 625786), (2835, 536388), (3402, 446990), (3780, 402291), (4860, 312893), (5670, 268194), (6804, 223495), (8505, 178796), (11340, 134097), (17010, 89398), (34020, 44699)]