689407740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{673}}^1$

素因数の和:969

約数の個数: 192

約数和(自身を含む): 2463928320

約数和(自身を除く): 1774520580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 271, 315, 378, 420, 540, 542, 630, 673, 756, 813, 945, 1084, 1260, 1346, 1355, 1626, 1890, 1897, 2019, 2439, 2692, 2710, 3252, 3365, 3780, 3794, 4038, 4065, 4711, 4878, 5420, 5691, 6057, 6730, 7317, 7588, 8076, 8130, 9422, 9485, 9756, 10095, 11382, 12114, 12195, 13460, 14133, 14634, 16260, 17073, 18171, 18844, 18970, 20190, 22764, 23555, 24228, 24390, 28266, 28455, 29268, 30285, 34146, 36342, 36585, 37940, 40380, 42399, 47110, 48780, 51219, 56532, 56910, 60570, 68292, 70665, 72684, 73170, 84798, 85365, 90855, 94220, 102438, 113820, 121140, 127197, 141330, 146340, 169596, 170730, 181710, 182383, 204876, 211995, 254394, 256095, 282660, 341460, 363420, 364766, 423990, 508788, 512190, 547149, 635985, 729532, 847980, 911915, 1024380, 1094298, 1271970, 1276681, 1641447, 1823830, 2188596, 2543940, 2553362, 2735745, 3282894, 3647660, 3830043, 4924341, 5106724, 5471490, 6383405, 6565788, 7660086, 8207235, 9848682, 10942980, 11490129, 12766810, 15320172, 16414470, 19150215, 19697364, 22980258, 24621705, 25533620, 32828940, 34470387, 38300430, 45960516, 49243410, 57450645, 68940774, 76600860, 98486820, 114901290, 137881548, 172351935, 229802580, 344703870, 689407740]

約数ペア:

[(1, 689407740), (2, 344703870), (3, 229802580), (4, 172351935), (5, 137881548), (6, 114901290), (7, 98486820), (9, 76600860), (10, 68940774), (12, 57450645), (14, 49243410), (15, 45960516), (18, 38300430), (20, 34470387), (21, 32828940), (27, 25533620), (28, 24621705), (30, 22980258), (35, 19697364), (36, 19150215), (42, 16414470), (45, 15320172), (54, 12766810), (60, 11490129), (63, 10942980), (70, 9848682), (84, 8207235), (90, 7660086), (105, 6565788), (108, 6383405), (126, 5471490), (135, 5106724), (140, 4924341), (180, 3830043), (189, 3647660), (210, 3282894), (252, 2735745), (270, 2553362), (271, 2543940), (315, 2188596), (378, 1823830), (420, 1641447), (540, 1276681), (542, 1271970), (630, 1094298), (673, 1024380), (756, 911915), (813, 847980), (945, 729532), (1084, 635985), (1260, 547149), (1346, 512190), (1355, 508788), (1626, 423990), (1890, 364766), (1897, 363420), (2019, 341460), (2439, 282660), (2692, 256095), (2710, 254394), (3252, 211995), (3365, 204876), (3780, 182383), (3794, 181710), (4038, 170730), (4065, 169596), (4711, 146340), (4878, 141330), (5420, 127197), (5691, 121140), (6057, 113820), (6730, 102438), (7317, 94220), (7588, 90855), (8076, 85365), (8130, 84798), (9422, 73170), (9485, 72684), (9756, 70665), (10095, 68292), (11382, 60570), (12114, 56910), (12195, 56532), (13460, 51219), (14133, 48780), (14634, 47110), (16260, 42399), (17073, 40380), (18171, 37940), (18844, 36585), (18970, 36342), (20190, 34146), (22764, 30285), (23555, 29268), (24228, 28455), (24390, 28266)]