253319220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:420

約数の個数: 288

約数和(自身を含む): 980179200

約数和(自身を除く): 726859980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 343, 373, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 686, 693, 735, 746, 770, 882, 924, 980, 990, 1029, 1078, 1119, 1155, 1260, 1372, 1386, 1470, 1492, 1540, 1617, 1715, 1764, 1865, 1980, 2058, 2156, 2205, 2238, 2310, 2611, 2695, 2772, 2940, 3087, 3234, 3357, 3430, 3465, 3730, 3773, 4103, 4116, 4410, 4476, 4620, 4851, 5145, 5222, 5390, 5595, 6174, 6468, 6714, 6860, 6930, 7460, 7546, 7833, 8085, 8206, 8820, 9702, 10290, 10444, 10780, 11190, 11319, 12309, 12348, 13055, 13428, 13860, 15092, 15435, 15666, 16170, 16412, 16785, 18277, 18865, 19404, 20515, 20580, 22380, 22638, 23499, 24255, 24618, 26110, 28721, 30870, 31332, 32340, 33570, 33957, 36554, 36927, 37730, 39165, 41030, 45276, 46998, 48510, 49236, 52220, 54831, 56595, 57442, 61545, 61740, 67140, 67914, 73108, 73854, 75460, 78330, 82060, 86163, 91385, 93996, 97020, 109662, 113190, 114884, 117495, 123090, 127939, 135828, 143605, 147708, 156660, 164493, 169785, 172326, 182770, 184635, 201047, 219324, 226380, 234990, 246180, 255878, 258489, 274155, 287210, 328986, 339570, 344652, 365540, 369270, 383817, 402094, 430815, 469980, 511756, 516978, 548310, 574420, 603141, 639695, 657972, 679140, 738540, 767634, 804188, 822465, 861630, 1005235, 1033956, 1096620, 1151451, 1206282, 1279390, 1292445, 1407329, 1535268, 1644930, 1723260, 1809423, 1919085, 2010470, 2302902, 2412564, 2558780, 2584890, 2814658, 3015705, 3289860, 3618846, 3838170, 4020940, 4221987, 4605804, 5169780, 5629316, 5757255, 6031410, 7036645, 7237692, 7676340, 8443974, 9047115, 11514510, 12062820, 12665961, 14073290, 16887948, 18094230, 21109935, 23029020, 25331922, 28146580, 36188460, 42219870, 50663844, 63329805, 84439740, 126659610, 253319220]

約数ペア:

[(1, 253319220), (2, 126659610), (3, 84439740), (4, 63329805), (5, 50663844), (6, 42219870), (7, 36188460), (9, 28146580), (10, 25331922), (11, 23029020), (12, 21109935), (14, 18094230), (15, 16887948), (18, 14073290), (20, 12665961), (21, 12062820), (22, 11514510), (28, 9047115), (30, 8443974), (33, 7676340), (35, 7237692), (36, 7036645), (42, 6031410), (44, 5757255), (45, 5629316), (49, 5169780), (55, 4605804), (60, 4221987), (63, 4020940), (66, 3838170), (70, 3618846), (77, 3289860), (84, 3015705), (90, 2814658), (98, 2584890), (99, 2558780), (105, 2412564), (110, 2302902), (126, 2010470), (132, 1919085), (140, 1809423), (147, 1723260), (154, 1644930), (165, 1535268), (180, 1407329), (196, 1292445), (198, 1279390), (210, 1206282), (220, 1151451), (231, 1096620), (245, 1033956), (252, 1005235), (294, 861630), (308, 822465), (315, 804188), (330, 767634), (343, 738540), (373, 679140), (385, 657972), (396, 639695), (420, 603141), (441, 574420), (462, 548310), (490, 516978), (495, 511756), (539, 469980), (588, 430815), (630, 402094), (660, 383817), (686, 369270), (693, 365540), (735, 344652), (746, 339570), (770, 328986), (882, 287210), (924, 274155), (980, 258489), (990, 255878), (1029, 246180), (1078, 234990), (1119, 226380), (1155, 219324), (1260, 201047), (1372, 184635), (1386, 182770), (1470, 172326), (1492, 169785), (1540, 164493), (1617, 156660), (1715, 147708), (1764, 143605), (1865, 135828), (1980, 127939), (2058, 123090), (2156, 117495), (2205, 114884), (2238, 113190), (2310, 109662), (2611, 97020), (2695, 93996), (2772, 91385), (2940, 86163), (3087, 82060), (3234, 78330), (3357, 75460), (3430, 73854), (3465, 73108), (3730, 67914), (3773, 67140), (4103, 61740), (4116, 61545), (4410, 57442), (4476, 56595), (4620, 54831), (4851, 52220), (5145, 49236), (5222, 48510), (5390, 46998), (5595, 45276), (6174, 41030), (6468, 39165), (6714, 37730), (6860, 36927), (6930, 36554), (7460, 33957), (7546, 33570), (7833, 32340), (8085, 31332), (8206, 30870), (8820, 28721), (9702, 26110), (10290, 24618), (10444, 24255), (10780, 23499), (11190, 22638), (11319, 22380), (12309, 20580), (12348, 20515), (13055, 19404), (13428, 18865), (13860, 18277), (15092, 16785), (15435, 16412), (15666, 16170)]