203880180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2294

約数の個数: 144

約数和(自身を含む): 685794816

約数和(自身を除く): 481914636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1470, 1519, 1860, 2170, 2237, 2604, 2940, 3038, 3255, 4340, 4474, 4557, 6076, 6510, 6711, 7595, 8948, 9114, 11185, 13020, 13422, 15190, 15659, 18228, 22370, 22785, 26844, 30380, 31318, 33555, 44740, 45570, 46977, 62636, 67110, 69347, 78295, 91140, 93954, 109613, 134220, 138694, 156590, 187908, 208041, 219226, 234885, 277388, 313180, 328839, 346735, 416082, 438452, 469770, 485429, 548065, 657678, 693470, 832164, 939540, 970858, 1040205, 1096130, 1315356, 1386940, 1456287, 1644195, 1941716, 2080410, 2192260, 2427145, 2912574, 3288390, 3398003, 4160820, 4854290, 5825148, 6576780, 6796006, 7281435, 9708580, 10194009, 13592012, 14562870, 16990015, 20388018, 29125740, 33980030, 40776036, 50970045, 67960060, 101940090, 203880180]

約数ペア:

[(1, 203880180), (2, 101940090), (3, 67960060), (4, 50970045), (5, 40776036), (6, 33980030), (7, 29125740), (10, 20388018), (12, 16990015), (14, 14562870), (15, 13592012), (20, 10194009), (21, 9708580), (28, 7281435), (30, 6796006), (31, 6576780), (35, 5825148), (42, 4854290), (49, 4160820), (60, 3398003), (62, 3288390), (70, 2912574), (84, 2427145), (93, 2192260), (98, 2080410), (105, 1941716), (124, 1644195), (140, 1456287), (147, 1386940), (155, 1315356), (186, 1096130), (196, 1040205), (210, 970858), (217, 939540), (245, 832164), (294, 693470), (310, 657678), (372, 548065), (420, 485429), (434, 469770), (465, 438452), (490, 416082), (588, 346735), (620, 328839), (651, 313180), (735, 277388), (868, 234885), (930, 219226), (980, 208041), (1085, 187908), (1302, 156590), (1470, 138694), (1519, 134220), (1860, 109613), (2170, 93954), (2237, 91140), (2604, 78295), (2940, 69347), (3038, 67110), (3255, 62636), (4340, 46977), (4474, 45570), (4557, 44740), (6076, 33555), (6510, 31318), (6711, 30380), (7595, 26844), (8948, 22785), (9114, 22370), (11185, 18228), (13020, 15659), (13422, 15190)]