420339780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:496

約数の個数: 240

約数和(自身を含む): 1526063616

約数和(自身を除く): 1105723836

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, 81, 84, 90, 101, 105, 108, 126, 135, 140, 162, 180, 189, 202, 210, 252, 270, 303, 315, 324, 367, 378, 404, 405, 420, 505, 540, 567, 606, 630, 707, 734, 756, 810, 909, 945, 1010, 1101, 1134, 1212, 1260, 1414, 1468, 1515, 1620, 1818, 1835, 1890, 2020, 2121, 2202, 2268, 2569, 2727, 2828, 2835, 3030, 3303, 3535, 3636, 3670, 3780, 4242, 4404, 4545, 5138, 5454, 5505, 5670, 6060, 6363, 6606, 7070, 7340, 7707, 8181, 8484, 9090, 9909, 10276, 10605, 10908, 11010, 11340, 12726, 12845, 13212, 13635, 14140, 15414, 16362, 16515, 18180, 19089, 19818, 21210, 22020, 23121, 25452, 25690, 27270, 29727, 30828, 31815, 32724, 33030, 37067, 38178, 38535, 39636, 40905, 42420, 46242, 49545, 51380, 54540, 57267, 59454, 63630, 66060, 69363, 74134, 76356, 77070, 81810, 92484, 95445, 99090, 111201, 114534, 115605, 118908, 127260, 138726, 148268, 148635, 154140, 163620, 185335, 190890, 198180, 208089, 222402, 229068, 231210, 259469, 277452, 286335, 297270, 333603, 346815, 370670, 381780, 416178, 444804, 462420, 518938, 556005, 572670, 594540, 667206, 693630, 741340, 778407, 832356, 1000809, 1037876, 1040445, 1112010, 1145340, 1297345, 1334412, 1387260, 1556814, 1668015, 2001618, 2080890, 2224020, 2335221, 2594690, 3002427, 3113628, 3336030, 3892035, 4003236, 4161780, 4670442, 5004045, 5189380, 6004854, 6672060, 7005663, 7784070, 9340884, 10008090, 11676105, 12009708, 14011326, 15012135, 15568140, 20016180, 21016989, 23352210, 28022652, 30024270, 35028315, 42033978, 46704420, 60048540, 70056630, 84067956, 105084945, 140113260, 210169890, 420339780]

約数ペア:

[(1, 420339780), (2, 210169890), (3, 140113260), (4, 105084945), (5, 84067956), (6, 70056630), (7, 60048540), (9, 46704420), (10, 42033978), (12, 35028315), (14, 30024270), (15, 28022652), (18, 23352210), (20, 21016989), (21, 20016180), (27, 15568140), (28, 15012135), (30, 14011326), (35, 12009708), (36, 11676105), (42, 10008090), (45, 9340884), (54, 7784070), (60, 7005663), (63, 6672060), (70, 6004854), (81, 5189380), (84, 5004045), (90, 4670442), (101, 4161780), (105, 4003236), (108, 3892035), (126, 3336030), (135, 3113628), (140, 3002427), (162, 2594690), (180, 2335221), (189, 2224020), (202, 2080890), (210, 2001618), (252, 1668015), (270, 1556814), (303, 1387260), (315, 1334412), (324, 1297345), (367, 1145340), (378, 1112010), (404, 1040445), (405, 1037876), (420, 1000809), (505, 832356), (540, 778407), (567, 741340), (606, 693630), (630, 667206), (707, 594540), (734, 572670), (756, 556005), (810, 518938), (909, 462420), (945, 444804), (1010, 416178), (1101, 381780), (1134, 370670), (1212, 346815), (1260, 333603), (1414, 297270), (1468, 286335), (1515, 277452), (1620, 259469), (1818, 231210), (1835, 229068), (1890, 222402), (2020, 208089), (2121, 198180), (2202, 190890), (2268, 185335), (2569, 163620), (2727, 154140), (2828, 148635), (2835, 148268), (3030, 138726), (3303, 127260), (3535, 118908), (3636, 115605), (3670, 114534), (3780, 111201), (4242, 99090), (4404, 95445), (4545, 92484), (5138, 81810), (5454, 77070), (5505, 76356), (5670, 74134), (6060, 69363), (6363, 66060), (6606, 63630), (7070, 59454), (7340, 57267), (7707, 54540), (8181, 51380), (8484, 49545), (9090, 46242), (9909, 42420), (10276, 40905), (10605, 39636), (10908, 38535), (11010, 38178), (11340, 37067), (12726, 33030), (12845, 32724), (13212, 31815), (13635, 30828), (14140, 29727), (15414, 27270), (16362, 25690), (16515, 25452), (18180, 23121), (19089, 22020), (19818, 21210)]