252544040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 673920000

約数和(自身を除く): 421375960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 79, 98, 140, 158, 196, 233, 245, 280, 316, 343, 392, 395, 466, 490, 553, 632, 686, 790, 932, 980, 1106, 1165, 1372, 1580, 1631, 1715, 1864, 1960, 2212, 2330, 2744, 2765, 3160, 3262, 3430, 3871, 4424, 4660, 5530, 6524, 6860, 7742, 8155, 9320, 11060, 11417, 13048, 13720, 15484, 16310, 18407, 19355, 22120, 22834, 27097, 30968, 32620, 36814, 38710, 45668, 54194, 57085, 65240, 73628, 77420, 79919, 91336, 92035, 108388, 114170, 128849, 135485, 147256, 154840, 159838, 184070, 216776, 228340, 257698, 270970, 319676, 368140, 399595, 456680, 515396, 541940, 639352, 644245, 736280, 799190, 901943, 1030792, 1083880, 1288490, 1598380, 1803886, 2576980, 3196760, 3607772, 4509715, 5153960, 6313601, 7215544, 9019430, 12627202, 18038860, 25254404, 31568005, 36077720, 50508808, 63136010, 126272020, 252544040]

約数ペア:

[(1, 252544040), (2, 126272020), (4, 63136010), (5, 50508808), (7, 36077720), (8, 31568005), (10, 25254404), (14, 18038860), (20, 12627202), (28, 9019430), (35, 7215544), (40, 6313601), (49, 5153960), (56, 4509715), (70, 3607772), (79, 3196760), (98, 2576980), (140, 1803886), (158, 1598380), (196, 1288490), (233, 1083880), (245, 1030792), (280, 901943), (316, 799190), (343, 736280), (392, 644245), (395, 639352), (466, 541940), (490, 515396), (553, 456680), (632, 399595), (686, 368140), (790, 319676), (932, 270970), (980, 257698), (1106, 228340), (1165, 216776), (1372, 184070), (1580, 159838), (1631, 154840), (1715, 147256), (1864, 135485), (1960, 128849), (2212, 114170), (2330, 108388), (2744, 92035), (2765, 91336), (3160, 79919), (3262, 77420), (3430, 73628), (3871, 65240), (4424, 57085), (4660, 54194), (5530, 45668), (6524, 38710), (6860, 36814), (7742, 32620), (8155, 30968), (9320, 27097), (11060, 22834), (11417, 22120), (13048, 19355), (13720, 18407), (15484, 16310)]