18421567140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1\times {\mathrm{6329}}^1$

素因数の和:6829

約数の個数: 96

約数和(自身を含む): 52108560000

約数和(自身を除く): 33686992860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 349, 417, 556, 695, 698, 834, 1047, 1390, 1396, 1668, 1745, 2085, 2094, 2780, 3490, 4170, 4188, 5235, 6329, 6980, 8340, 10470, 12658, 18987, 20940, 25316, 31645, 37974, 48511, 63290, 75948, 94935, 97022, 126580, 145533, 189870, 194044, 242555, 291066, 379740, 485110, 582132, 727665, 879731, 970220, 1455330, 1759462, 2208821, 2639193, 2910660, 3518924, 4398655, 4417642, 5278386, 6626463, 8797310, 8835284, 10556772, 11044105, 13195965, 13252926, 17594620, 22088210, 26391930, 26505852, 33132315, 44176420, 52783860, 66264630, 132529260, 307026119, 614052238, 921078357, 1228104476, 1535130595, 1842156714, 3070261190, 3684313428, 4605391785, 6140522380, 9210783570, 18421567140]

約数ペア:

[(1, 18421567140), (2, 9210783570), (3, 6140522380), (4, 4605391785), (5, 3684313428), (6, 3070261190), (10, 1842156714), (12, 1535130595), (15, 1228104476), (20, 921078357), (30, 614052238), (60, 307026119), (139, 132529260), (278, 66264630), (349, 52783860), (417, 44176420), (556, 33132315), (695, 26505852), (698, 26391930), (834, 22088210), (1047, 17594620), (1390, 13252926), (1396, 13195965), (1668, 11044105), (1745, 10556772), (2085, 8835284), (2094, 8797310), (2780, 6626463), (3490, 5278386), (4170, 4417642), (4188, 4398655), (5235, 3518924), (6329, 2910660), (6980, 2639193), (8340, 2208821), (10470, 1759462), (12658, 1455330), (18987, 970220), (20940, 879731), (25316, 727665), (31645, 582132), (37974, 485110), (48511, 379740), (63290, 291066), (75948, 242555), (94935, 194044), (97022, 189870), (126580, 145533)]