221595408

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:853

約数の個数: 120

約数和(自身を含む): 662609376

約数和(自身を除く): 441013968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 131, 136, 144, 153, 204, 262, 272, 306, 393, 408, 524, 612, 691, 786, 816, 1048, 1179, 1224, 1382, 1572, 2073, 2096, 2227, 2358, 2448, 2764, 3144, 4146, 4454, 4716, 5528, 6219, 6288, 6681, 8292, 8908, 9432, 11056, 11747, 12438, 13362, 16584, 17816, 18864, 20043, 23494, 24876, 26724, 33168, 35241, 35632, 40086, 46988, 49752, 53448, 70482, 80172, 90521, 93976, 99504, 105723, 106896, 140964, 160344, 181042, 187952, 211446, 271563, 281928, 320688, 362084, 422892, 543126, 563856, 724168, 814689, 845784, 1086252, 1448336, 1538857, 1629378, 1691568, 2172504, 3077714, 3258756, 4345008, 4616571, 6155428, 6517512, 9233142, 12310856, 13035024, 13849713, 18466284, 24621712, 27699426, 36932568, 55398852, 73865136, 110797704, 221595408]

約数ペア:

[(1, 221595408), (2, 110797704), (3, 73865136), (4, 55398852), (6, 36932568), (8, 27699426), (9, 24621712), (12, 18466284), (16, 13849713), (17, 13035024), (18, 12310856), (24, 9233142), (34, 6517512), (36, 6155428), (48, 4616571), (51, 4345008), (68, 3258756), (72, 3077714), (102, 2172504), (131, 1691568), (136, 1629378), (144, 1538857), (153, 1448336), (204, 1086252), (262, 845784), (272, 814689), (306, 724168), (393, 563856), (408, 543126), (524, 422892), (612, 362084), (691, 320688), (786, 281928), (816, 271563), (1048, 211446), (1179, 187952), (1224, 181042), (1382, 160344), (1572, 140964), (2073, 106896), (2096, 105723), (2227, 99504), (2358, 93976), (2448, 90521), (2764, 80172), (3144, 70482), (4146, 53448), (4454, 49752), (4716, 46988), (5528, 40086), (6219, 35632), (6288, 35241), (6681, 33168), (8292, 26724), (8908, 24876), (9432, 23494), (11056, 20043), (11747, 18864), (12438, 17816), (13362, 16584)]