40668516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2273}}^1$

素因数の和:2361

約数の個数: 72

約数和(自身を含む): 119193984

約数和(自身を除く): 78525468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2273, 2556, 2982, 4473, 4546, 5964, 6819, 8946, 9092, 13638, 15911, 17892, 20457, 27276, 31822, 40914, 47733, 63644, 81828, 95466, 143199, 161383, 190932, 286398, 322766, 484149, 572796, 645532, 968298, 1129681, 1452447, 1936596, 2259362, 2904894, 3389043, 4518724, 5809788, 6778086, 10167129, 13556172, 20334258, 40668516]

約数ペア:

[(1, 40668516), (2, 20334258), (3, 13556172), (4, 10167129), (6, 6778086), (7, 5809788), (9, 4518724), (12, 3389043), (14, 2904894), (18, 2259362), (21, 1936596), (28, 1452447), (36, 1129681), (42, 968298), (63, 645532), (71, 572796), (84, 484149), (126, 322766), (142, 286398), (213, 190932), (252, 161383), (284, 143199), (426, 95466), (497, 81828), (639, 63644), (852, 47733), (994, 40914), (1278, 31822), (1491, 27276), (1988, 20457), (2273, 17892), (2556, 15911), (2982, 13638), (4473, 9092), (4546, 8946), (5964, 6819)]