214844580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16811}}^1$

素因数の和:16897

約数の個数: 72

約数和(自身を含む): 660913344

約数和(自身を除く): 446068764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 16811, 33622, 50433, 67244, 84055, 100866, 151299, 168110, 201732, 252165, 302598, 336220, 504330, 605196, 756495, 1008660, 1193581, 1512990, 2387162, 3025980, 3580743, 4774324, 5967905, 7161486, 10742229, 11935810, 14322972, 17903715, 21484458, 23871620, 35807430, 42968916, 53711145, 71614860, 107422290, 214844580]

約数ペア:

[(1, 214844580), (2, 107422290), (3, 71614860), (4, 53711145), (5, 42968916), (6, 35807430), (9, 23871620), (10, 21484458), (12, 17903715), (15, 14322972), (18, 11935810), (20, 10742229), (30, 7161486), (36, 5967905), (45, 4774324), (60, 3580743), (71, 3025980), (90, 2387162), (142, 1512990), (180, 1193581), (213, 1008660), (284, 756495), (355, 605196), (426, 504330), (639, 336220), (710, 302598), (852, 252165), (1065, 201732), (1278, 168110), (1420, 151299), (2130, 100866), (2556, 84055), (3195, 67244), (4260, 50433), (6390, 33622), (12780, 16811)]