16521240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^2$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 51751440

約数和(自身を除く): 35230200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 61, 74, 111, 120, 122, 148, 183, 185, 222, 244, 296, 305, 366, 370, 444, 488, 555, 610, 732, 740, 888, 915, 1110, 1220, 1464, 1480, 1830, 2220, 2257, 2440, 3660, 3721, 4440, 4514, 6771, 7320, 7442, 9028, 11163, 11285, 13542, 14884, 18056, 18605, 22326, 22570, 27084, 29768, 33855, 37210, 44652, 45140, 54168, 55815, 67710, 74420, 89304, 90280, 111630, 135420, 137677, 148840, 223260, 270840, 275354, 413031, 446520, 550708, 688385, 826062, 1101416, 1376770, 1652124, 2065155, 2753540, 3304248, 4130310, 5507080, 8260620, 16521240]

約数ペア:

[(1, 16521240), (2, 8260620), (3, 5507080), (4, 4130310), (5, 3304248), (6, 2753540), (8, 2065155), (10, 1652124), (12, 1376770), (15, 1101416), (20, 826062), (24, 688385), (30, 550708), (37, 446520), (40, 413031), (60, 275354), (61, 270840), (74, 223260), (111, 148840), (120, 137677), (122, 135420), (148, 111630), (183, 90280), (185, 89304), (222, 74420), (244, 67710), (296, 55815), (305, 54168), (366, 45140), (370, 44652), (444, 37210), (488, 33855), (555, 29768), (610, 27084), (732, 22570), (740, 22326), (888, 18605), (915, 18056), (1110, 14884), (1220, 13542), (1464, 11285), (1480, 11163), (1830, 9028), (2220, 7442), (2257, 7320), (2440, 6771), (3660, 4514), (3721, 4440)]