20196364440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{15643}}^1$

素因数の和:15746

約数の個数: 256

約数和(自身を含む): 72988646400

約数和(自身を除く): 52792281960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 53, 56, 58, 60, 70, 84, 87, 105, 106, 116, 120, 140, 145, 159, 168, 174, 203, 210, 212, 232, 265, 280, 290, 318, 348, 371, 406, 420, 424, 435, 530, 580, 609, 636, 696, 742, 795, 812, 840, 870, 1015, 1060, 1113, 1160, 1218, 1272, 1484, 1537, 1590, 1624, 1740, 1855, 2030, 2120, 2226, 2436, 2968, 3045, 3074, 3180, 3480, 3710, 4060, 4452, 4611, 4872, 5565, 6090, 6148, 6360, 7420, 7685, 8120, 8904, 9222, 10759, 11130, 12180, 12296, 14840, 15370, 15643, 18444, 21518, 22260, 23055, 24360, 30740, 31286, 32277, 36888, 43036, 44520, 46110, 46929, 53795, 61480, 62572, 64554, 78215, 86072, 92220, 93858, 107590, 109501, 125144, 129108, 156430, 161385, 184440, 187716, 215180, 219002, 234645, 258216, 312860, 322770, 328503, 375432, 430360, 438004, 453647, 469290, 547505, 625720, 645540, 657006, 829079, 876008, 907294, 938580, 1095010, 1291080, 1314012, 1360941, 1642515, 1658158, 1814588, 1877160, 2190020, 2268235, 2487237, 2628024, 2721882, 3175529, 3285030, 3316316, 3629176, 4145395, 4380040, 4536470, 4974474, 5443764, 5803553, 6351058, 6570060, 6632632, 6804705, 8290790, 9072940, 9526587, 9948948, 10887528, 11607106, 12436185, 12702116, 13140120, 13609410, 15877645, 16581580, 17410659, 18145880, 19053174, 19897896, 23214212, 24043291, 24872370, 25404232, 27218820, 29017765, 31755290, 33163160, 34821318, 38106348, 46428424, 47632935, 48086582, 49744740, 54437640, 58035530, 63510580, 69642636, 72129873, 76212696, 87053295, 95265870, 96173164, 99489480, 116071060, 120216455, 127021160, 139285272, 144259746, 168303037, 174106590, 190531740, 192346328, 232142120, 240432910, 288519492, 336606074, 348213180, 360649365, 381063480, 480865820, 504909111, 577038984, 673212148, 696426360, 721298730, 841515185, 961731640, 1009818222, 1346424296, 1442597460, 1683030370, 2019636444, 2524545555, 2885194920, 3366060740, 4039272888, 5049091110, 6732121480, 10098182220, 20196364440]

約数ペア:

[(1, 20196364440), (2, 10098182220), (3, 6732121480), (4, 5049091110), (5, 4039272888), (6, 3366060740), (7, 2885194920), (8, 2524545555), (10, 2019636444), (12, 1683030370), (14, 1442597460), (15, 1346424296), (20, 1009818222), (21, 961731640), (24, 841515185), (28, 721298730), (29, 696426360), (30, 673212148), (35, 577038984), (40, 504909111), (42, 480865820), (53, 381063480), (56, 360649365), (58, 348213180), (60, 336606074), (70, 288519492), (84, 240432910), (87, 232142120), (105, 192346328), (106, 190531740), (116, 174106590), (120, 168303037), (140, 144259746), (145, 139285272), (159, 127021160), (168, 120216455), (174, 116071060), (203, 99489480), (210, 96173164), (212, 95265870), (232, 87053295), (265, 76212696), (280, 72129873), (290, 69642636), (318, 63510580), (348, 58035530), (371, 54437640), (406, 49744740), (420, 48086582), (424, 47632935), (435, 46428424), (530, 38106348), (580, 34821318), (609, 33163160), (636, 31755290), (696, 29017765), (742, 27218820), (795, 25404232), (812, 24872370), (840, 24043291), (870, 23214212), (1015, 19897896), (1060, 19053174), (1113, 18145880), (1160, 17410659), (1218, 16581580), (1272, 15877645), (1484, 13609410), (1537, 13140120), (1590, 12702116), (1624, 12436185), (1740, 11607106), (1855, 10887528), (2030, 9948948), (2120, 9526587), (2226, 9072940), (2436, 8290790), (2968, 6804705), (3045, 6632632), (3074, 6570060), (3180, 6351058), (3480, 5803553), (3710, 5443764), (4060, 4974474), (4452, 4536470), (4611, 4380040), (4872, 4145395), (5565, 3629176), (6090, 3316316), (6148, 3285030), (6360, 3175529), (7420, 2721882), (7685, 2628024), (8120, 2487237), (8904, 2268235), (9222, 2190020), (10759, 1877160), (11130, 1814588), (12180, 1658158), (12296, 1642515), (14840, 1360941), (15370, 1314012), (15643, 1291080), (18444, 1095010), (21518, 938580), (22260, 907294), (23055, 876008), (24360, 829079), (30740, 657006), (31286, 645540), (32277, 625720), (36888, 547505), (43036, 469290), (44520, 453647), (46110, 438004), (46929, 430360), (53795, 375432), (61480, 328503), (62572, 322770), (64554, 312860), (78215, 258216), (86072, 234645), (92220, 219002), (93858, 215180), (107590, 187716), (109501, 184440), (125144, 161385), (129108, 156430)]