66896820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 216256320

約数和(自身を除く): 149359500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 67, 86, 90, 108, 129, 134, 135, 172, 180, 201, 215, 258, 268, 270, 335, 387, 402, 430, 516, 540, 603, 645, 670, 774, 804, 860, 1005, 1161, 1206, 1290, 1340, 1548, 1809, 1849, 1935, 2010, 2322, 2412, 2580, 2881, 3015, 3618, 3698, 3870, 4020, 4644, 5547, 5762, 5805, 6030, 7236, 7396, 7740, 8643, 9045, 9245, 11094, 11524, 11610, 12060, 14405, 16641, 17286, 18090, 18490, 22188, 23220, 25929, 27735, 28810, 33282, 34572, 36180, 36980, 43215, 49923, 51858, 55470, 57620, 66564, 77787, 83205, 86430, 99846, 103716, 110940, 123883, 129645, 155574, 166410, 172860, 199692, 247766, 249615, 259290, 311148, 332820, 371649, 388935, 495532, 499230, 518580, 619415, 743298, 777870, 998460, 1114947, 1238830, 1486596, 1555740, 1858245, 2229894, 2477660, 3344841, 3716490, 4459788, 5574735, 6689682, 7432980, 11149470, 13379364, 16724205, 22298940, 33448410, 66896820]

約数ペア:

[(1, 66896820), (2, 33448410), (3, 22298940), (4, 16724205), (5, 13379364), (6, 11149470), (9, 7432980), (10, 6689682), (12, 5574735), (15, 4459788), (18, 3716490), (20, 3344841), (27, 2477660), (30, 2229894), (36, 1858245), (43, 1555740), (45, 1486596), (54, 1238830), (60, 1114947), (67, 998460), (86, 777870), (90, 743298), (108, 619415), (129, 518580), (134, 499230), (135, 495532), (172, 388935), (180, 371649), (201, 332820), (215, 311148), (258, 259290), (268, 249615), (270, 247766), (335, 199692), (387, 172860), (402, 166410), (430, 155574), (516, 129645), (540, 123883), (603, 110940), (645, 103716), (670, 99846), (774, 86430), (804, 83205), (860, 77787), (1005, 66564), (1161, 57620), (1206, 55470), (1290, 51858), (1340, 49923), (1548, 43215), (1809, 36980), (1849, 36180), (1935, 34572), (2010, 33282), (2322, 28810), (2412, 27735), (2580, 25929), (2881, 23220), (3015, 22188), (3618, 18490), (3698, 18090), (3870, 17286), (4020, 16641), (4644, 14405), (5547, 12060), (5762, 11610), (5805, 11524), (6030, 11094), (7236, 9245), (7396, 9045), (7740, 8643)]