388914960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{33071}}^1$

素因数の和:33101

約数の個数: 120

約数和(自身を含む): 1402517376

約数和(自身を除く): 1013602416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 33071, 66142, 99213, 132284, 165355, 198426, 231497, 264568, 330710, 396852, 462994, 496065, 529136, 661420, 694491, 793704, 925988, 992130, 1157485, 1322840, 1388982, 1587408, 1620479, 1851976, 1984260, 2314970, 2645680, 2777964, 3240958, 3472455, 3703952, 3968520, 4629940, 4861437, 5555928, 6481916, 6944910, 7937040, 8102395, 9259880, 9722874, 11111856, 12963832, 13889820, 16204790, 18519760, 19445748, 24307185, 25927664, 27779640, 32409580, 38891496, 48614370, 55559280, 64819160, 77782992, 97228740, 129638320, 194457480, 388914960]

約数ペア:

[(1, 388914960), (2, 194457480), (3, 129638320), (4, 97228740), (5, 77782992), (6, 64819160), (7, 55559280), (8, 48614370), (10, 38891496), (12, 32409580), (14, 27779640), (15, 25927664), (16, 24307185), (20, 19445748), (21, 18519760), (24, 16204790), (28, 13889820), (30, 12963832), (35, 11111856), (40, 9722874), (42, 9259880), (48, 8102395), (49, 7937040), (56, 6944910), (60, 6481916), (70, 5555928), (80, 4861437), (84, 4629940), (98, 3968520), (105, 3703952), (112, 3472455), (120, 3240958), (140, 2777964), (147, 2645680), (168, 2314970), (196, 1984260), (210, 1851976), (240, 1620479), (245, 1587408), (280, 1388982), (294, 1322840), (336, 1157485), (392, 992130), (420, 925988), (490, 793704), (560, 694491), (588, 661420), (735, 529136), (784, 496065), (840, 462994), (980, 396852), (1176, 330710), (1470, 264568), (1680, 231497), (1960, 198426), (2352, 165355), (2940, 132284), (3920, 99213), (5880, 66142), (11760, 33071)]