180808740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1599

約数の個数: 192

約数和(自身を含む): 664043520

約数和(自身を除く): 483234780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1543, 1674, 1860, 1890, 1953, 2170, 2604, 2790, 3086, 3255, 3348, 3780, 3906, 4185, 4340, 4629, 5580, 5859, 6172, 6510, 7715, 7812, 8370, 9258, 9765, 10801, 11718, 13020, 13887, 15430, 16740, 18516, 19530, 21602, 23145, 23436, 27774, 29295, 30860, 32403, 39060, 41661, 43204, 46290, 47833, 54005, 55548, 58590, 64806, 69435, 83322, 92580, 95666, 97209, 108010, 117180, 129612, 138870, 143499, 162015, 166644, 191332, 194418, 208305, 216020, 239165, 277740, 286998, 291627, 324030, 334831, 388836, 416610, 430497, 478330, 486045, 573996, 583254, 648060, 669662, 717495, 833220, 860994, 956660, 972090, 1004493, 1166508, 1291491, 1339324, 1434990, 1458135, 1674155, 1721988, 1944180, 2008986, 2152485, 2582982, 2869980, 2916270, 3013479, 3348310, 4017972, 4304970, 5022465, 5165964, 5832540, 6026958, 6457455, 6696620, 8609940, 9040437, 10044930, 12053916, 12914910, 15067395, 18080874, 20089860, 25829820, 30134790, 36161748, 45202185, 60269580, 90404370, 180808740]

約数ペア:

[(1, 180808740), (2, 90404370), (3, 60269580), (4, 45202185), (5, 36161748), (6, 30134790), (7, 25829820), (9, 20089860), (10, 18080874), (12, 15067395), (14, 12914910), (15, 12053916), (18, 10044930), (20, 9040437), (21, 8609940), (27, 6696620), (28, 6457455), (30, 6026958), (31, 5832540), (35, 5165964), (36, 5022465), (42, 4304970), (45, 4017972), (54, 3348310), (60, 3013479), (62, 2916270), (63, 2869980), (70, 2582982), (84, 2152485), (90, 2008986), (93, 1944180), (105, 1721988), (108, 1674155), (124, 1458135), (126, 1434990), (135, 1339324), (140, 1291491), (155, 1166508), (180, 1004493), (186, 972090), (189, 956660), (210, 860994), (217, 833220), (252, 717495), (270, 669662), (279, 648060), (310, 583254), (315, 573996), (372, 486045), (378, 478330), (420, 430497), (434, 416610), (465, 388836), (540, 334831), (558, 324030), (620, 291627), (630, 286998), (651, 277740), (756, 239165), (837, 216020), (868, 208305), (930, 194418), (945, 191332), (1085, 166644), (1116, 162015), (1260, 143499), (1302, 138870), (1395, 129612), (1543, 117180), (1674, 108010), (1860, 97209), (1890, 95666), (1953, 92580), (2170, 83322), (2604, 69435), (2790, 64806), (3086, 58590), (3255, 55548), (3348, 54005), (3780, 47833), (3906, 46290), (4185, 43204), (4340, 41661), (4629, 39060), (5580, 32403), (5859, 30860), (6172, 29295), (6510, 27774), (7715, 23436), (7812, 23145), (8370, 21602), (9258, 19530), (9765, 18516), (10801, 16740), (11718, 15430), (13020, 13887)]