6457685640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{247991}}^1$

素因数の和:248043

約数の個数: 128

約数和(自身を含む): 22854942720

約数和(自身を除く): 16397257080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 247991, 495982, 743973, 991964, 1239955, 1487946, 1735937, 1983928, 2479910, 2975892, 3471874, 3719865, 4959820, 5207811, 5951784, 6943748, 7439730, 7687721, 8679685, 9919640, 10415622, 13887496, 14879460, 15375442, 17359370, 20831244, 23063163, 26039055, 29758920, 30750884, 34718740, 38438605, 41662488, 46126326, 52078110, 53814047, 61501768, 69437480, 76877210, 92252652, 104156220, 107628094, 115315815, 153754420, 161442141, 184505304, 208312440, 215256188, 230631630, 269070235, 307508840, 322884282, 430512376, 461263260, 538140470, 645768564, 807210705, 922526520, 1076280940, 1291537128, 1614421410, 2152561880, 3228842820, 6457685640]

約数ペア:

[(1, 6457685640), (2, 3228842820), (3, 2152561880), (4, 1614421410), (5, 1291537128), (6, 1076280940), (7, 922526520), (8, 807210705), (10, 645768564), (12, 538140470), (14, 461263260), (15, 430512376), (20, 322884282), (21, 307508840), (24, 269070235), (28, 230631630), (30, 215256188), (31, 208312440), (35, 184505304), (40, 161442141), (42, 153754420), (56, 115315815), (60, 107628094), (62, 104156220), (70, 92252652), (84, 76877210), (93, 69437480), (105, 61501768), (120, 53814047), (124, 52078110), (140, 46126326), (155, 41662488), (168, 38438605), (186, 34718740), (210, 30750884), (217, 29758920), (248, 26039055), (280, 23063163), (310, 20831244), (372, 17359370), (420, 15375442), (434, 14879460), (465, 13887496), (620, 10415622), (651, 9919640), (744, 8679685), (840, 7687721), (868, 7439730), (930, 6943748), (1085, 5951784), (1240, 5207811), (1302, 4959820), (1736, 3719865), (1860, 3471874), (2170, 2975892), (2604, 2479910), (3255, 1983928), (3720, 1735937), (4340, 1487946), (5208, 1239955), (6510, 991964), (8680, 743973), (13020, 495982), (26040, 247991)]