157410440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{991}}^1$

素因数の和:1051

約数の個数: 96

約数和(自身を含む): 408188160

約数和(自身を除く): 250777720

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 361, 380, 418, 440, 722, 760, 836, 991, 1045, 1444, 1672, 1805, 1982, 2090, 2888, 3610, 3964, 3971, 4180, 4955, 7220, 7928, 7942, 8360, 9910, 10901, 14440, 15884, 18829, 19820, 19855, 21802, 31768, 37658, 39640, 39710, 43604, 54505, 75316, 79420, 87208, 94145, 109010, 150632, 158840, 188290, 207119, 218020, 357751, 376580, 414238, 436040, 715502, 753160, 828476, 1035595, 1431004, 1656952, 1788755, 2071190, 2862008, 3577510, 3935261, 4142380, 7155020, 7870522, 8284760, 14310040, 15741044, 19676305, 31482088, 39352610, 78705220, 157410440]

約数ペア:

[(1, 157410440), (2, 78705220), (4, 39352610), (5, 31482088), (8, 19676305), (10, 15741044), (11, 14310040), (19, 8284760), (20, 7870522), (22, 7155020), (38, 4142380), (40, 3935261), (44, 3577510), (55, 2862008), (76, 2071190), (88, 1788755), (95, 1656952), (110, 1431004), (152, 1035595), (190, 828476), (209, 753160), (220, 715502), (361, 436040), (380, 414238), (418, 376580), (440, 357751), (722, 218020), (760, 207119), (836, 188290), (991, 158840), (1045, 150632), (1444, 109010), (1672, 94145), (1805, 87208), (1982, 79420), (2090, 75316), (2888, 54505), (3610, 43604), (3964, 39710), (3971, 39640), (4180, 37658), (4955, 31768), (7220, 21802), (7928, 19855), (7942, 19820), (8360, 18829), (9910, 15884), (10901, 14440)]