720955608

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1$

素因数の和:1401

約数の個数: 128

約数和(自身を含む): 2018649600

約数和(自身を除く): 1297693992

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 53, 57, 69, 76, 92, 106, 114, 138, 152, 159, 184, 212, 228, 276, 318, 424, 437, 456, 552, 636, 874, 1007, 1219, 1272, 1297, 1311, 1748, 2014, 2438, 2594, 2622, 3021, 3496, 3657, 3891, 4028, 4876, 5188, 5244, 6042, 7314, 7782, 8056, 9752, 10376, 10488, 12084, 14628, 15564, 23161, 24168, 24643, 29256, 29831, 31128, 46322, 49286, 59662, 68741, 69483, 73929, 89493, 92644, 98572, 119324, 137482, 138966, 147858, 178986, 185288, 197144, 206223, 238648, 274964, 277932, 295716, 357972, 412446, 549928, 555864, 566789, 591432, 715944, 824892, 1133578, 1306079, 1581043, 1649784, 1700367, 2267156, 2612158, 3162086, 3400734, 3918237, 4534312, 4743129, 5224316, 6324172, 6801468, 7836474, 9486258, 10448632, 12648344, 13602936, 15672948, 18972516, 30039817, 31345896, 37945032, 60079634, 90119451, 120159268, 180238902, 240318536, 360477804, 720955608]

約数ペア:

[(1, 720955608), (2, 360477804), (3, 240318536), (4, 180238902), (6, 120159268), (8, 90119451), (12, 60079634), (19, 37945032), (23, 31345896), (24, 30039817), (38, 18972516), (46, 15672948), (53, 13602936), (57, 12648344), (69, 10448632), (76, 9486258), (92, 7836474), (106, 6801468), (114, 6324172), (138, 5224316), (152, 4743129), (159, 4534312), (184, 3918237), (212, 3400734), (228, 3162086), (276, 2612158), (318, 2267156), (424, 1700367), (437, 1649784), (456, 1581043), (552, 1306079), (636, 1133578), (874, 824892), (1007, 715944), (1219, 591432), (1272, 566789), (1297, 555864), (1311, 549928), (1748, 412446), (2014, 357972), (2438, 295716), (2594, 277932), (2622, 274964), (3021, 238648), (3496, 206223), (3657, 197144), (3891, 185288), (4028, 178986), (4876, 147858), (5188, 138966), (5244, 137482), (6042, 119324), (7314, 98572), (7782, 92644), (8056, 89493), (9752, 73929), (10376, 69483), (10488, 68741), (12084, 59662), (14628, 49286), (15564, 46322), (23161, 31128), (24168, 29831), (24643, 29256)]