16680456

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 32852664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 71, 72, 78, 104, 117, 142, 156, 213, 234, 251, 284, 312, 426, 468, 502, 568, 639, 753, 852, 923, 936, 1004, 1278, 1506, 1704, 1846, 2008, 2259, 2556, 2769, 3012, 3263, 3692, 4518, 5112, 5538, 6024, 6526, 7384, 8307, 9036, 9789, 11076, 13052, 16614, 17821, 18072, 19578, 22152, 26104, 29367, 33228, 35642, 39156, 53463, 58734, 66456, 71284, 78312, 106926, 117468, 142568, 160389, 213852, 231673, 234936, 320778, 427704, 463346, 641556, 695019, 926692, 1283112, 1390038, 1853384, 2085057, 2780076, 4170114, 5560152, 8340228, 16680456]

約数ペア:

[(1, 16680456), (2, 8340228), (3, 5560152), (4, 4170114), (6, 2780076), (8, 2085057), (9, 1853384), (12, 1390038), (13, 1283112), (18, 926692), (24, 695019), (26, 641556), (36, 463346), (39, 427704), (52, 320778), (71, 234936), (72, 231673), (78, 213852), (104, 160389), (117, 142568), (142, 117468), (156, 106926), (213, 78312), (234, 71284), (251, 66456), (284, 58734), (312, 53463), (426, 39156), (468, 35642), (502, 33228), (568, 29367), (639, 26104), (753, 22152), (852, 19578), (923, 18072), (936, 17821), (1004, 16614), (1278, 13052), (1506, 11076), (1704, 9789), (1846, 9036), (2008, 8307), (2259, 7384), (2556, 6526), (2769, 6024), (3012, 5538), (3263, 5112), (3692, 4518)]