249506460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:617

約数の個数: 192

約数和(自身を含む): 895104000

約数和(自身を除く): 645597540

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, 149, 180, 189, 210, 252, 270, 298, 315, 378, 420, 443, 447, 540, 596, 630, 745, 756, 886, 894, 945, 1043, 1260, 1329, 1341, 1490, 1772, 1788, 1890, 2086, 2215, 2235, 2658, 2682, 2980, 3101, 3129, 3780, 3987, 4023, 4172, 4430, 4470, 5215, 5316, 5364, 6202, 6258, 6645, 6705, 7974, 8046, 8860, 8940, 9303, 9387, 10430, 11961, 12404, 12516, 13290, 13410, 15505, 15645, 15948, 16092, 18606, 18774, 19935, 20115, 20860, 23922, 26580, 26820, 27909, 28161, 31010, 31290, 37212, 37548, 39870, 40230, 46515, 46935, 47844, 55818, 56322, 59805, 62020, 62580, 66007, 79740, 80460, 83727, 93030, 93870, 111636, 112644, 119610, 132014, 139545, 140805, 167454, 186060, 187740, 198021, 239220, 264028, 279090, 281610, 330035, 334908, 396042, 418635, 462049, 558180, 563220, 594063, 660070, 792084, 837270, 924098, 990105, 1188126, 1320140, 1386147, 1674540, 1782189, 1848196, 1980210, 2310245, 2376252, 2772294, 2970315, 3564378, 3960420, 4158441, 4620490, 5544588, 5940630, 6930735, 7128756, 8316882, 8910945, 9240980, 11881260, 12475323, 13861470, 16633764, 17821890, 20792205, 24950646, 27722940, 35643780, 41584410, 49901292, 62376615, 83168820, 124753230, 249506460]

約数ペア:

[(1, 249506460), (2, 124753230), (3, 83168820), (4, 62376615), (5, 49901292), (6, 41584410), (7, 35643780), (9, 27722940), (10, 24950646), (12, 20792205), (14, 17821890), (15, 16633764), (18, 13861470), (20, 12475323), (21, 11881260), (27, 9240980), (28, 8910945), (30, 8316882), (35, 7128756), (36, 6930735), (42, 5940630), (45, 5544588), (54, 4620490), (60, 4158441), (63, 3960420), (70, 3564378), (84, 2970315), (90, 2772294), (105, 2376252), (108, 2310245), (126, 1980210), (135, 1848196), (140, 1782189), (149, 1674540), (180, 1386147), (189, 1320140), (210, 1188126), (252, 990105), (270, 924098), (298, 837270), (315, 792084), (378, 660070), (420, 594063), (443, 563220), (447, 558180), (540, 462049), (596, 418635), (630, 396042), (745, 334908), (756, 330035), (886, 281610), (894, 279090), (945, 264028), (1043, 239220), (1260, 198021), (1329, 187740), (1341, 186060), (1490, 167454), (1772, 140805), (1788, 139545), (1890, 132014), (2086, 119610), (2215, 112644), (2235, 111636), (2658, 93870), (2682, 93030), (2980, 83727), (3101, 80460), (3129, 79740), (3780, 66007), (3987, 62580), (4023, 62020), (4172, 59805), (4430, 56322), (4470, 55818), (5215, 47844), (5316, 46935), (5364, 46515), (6202, 40230), (6258, 39870), (6645, 37548), (6705, 37212), (7974, 31290), (8046, 31010), (8860, 28161), (8940, 27909), (9303, 26820), (9387, 26580), (10430, 23922), (11961, 20860), (12404, 20115), (12516, 19935), (13290, 18774), (13410, 18606), (15505, 16092), (15645, 15948)]