285528360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1777}}^1$

素因数の和:1907

約数の個数: 128

約数和(自身を含む): 931956480

約数和(自身を除く): 646428120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 103, 104, 120, 130, 156, 195, 206, 260, 309, 312, 390, 412, 515, 520, 618, 780, 824, 1030, 1236, 1339, 1545, 1560, 1777, 2060, 2472, 2678, 3090, 3554, 4017, 4120, 5331, 5356, 6180, 6695, 7108, 8034, 8885, 10662, 10712, 12360, 13390, 14216, 16068, 17770, 20085, 21324, 23101, 26655, 26780, 32136, 35540, 40170, 42648, 46202, 53310, 53560, 69303, 71080, 80340, 92404, 106620, 115505, 138606, 160680, 183031, 184808, 213240, 231010, 277212, 346515, 366062, 462020, 549093, 554424, 693030, 732124, 915155, 924040, 1098186, 1386060, 1464248, 1830310, 2196372, 2379403, 2745465, 2772120, 3660620, 4392744, 4758806, 5490930, 7138209, 7321240, 9517612, 10981860, 11897015, 14276418, 19035224, 21963720, 23794030, 28552836, 35691045, 47588060, 57105672, 71382090, 95176120, 142764180, 285528360]

約数ペア:

[(1, 285528360), (2, 142764180), (3, 95176120), (4, 71382090), (5, 57105672), (6, 47588060), (8, 35691045), (10, 28552836), (12, 23794030), (13, 21963720), (15, 19035224), (20, 14276418), (24, 11897015), (26, 10981860), (30, 9517612), (39, 7321240), (40, 7138209), (52, 5490930), (60, 4758806), (65, 4392744), (78, 3660620), (103, 2772120), (104, 2745465), (120, 2379403), (130, 2196372), (156, 1830310), (195, 1464248), (206, 1386060), (260, 1098186), (309, 924040), (312, 915155), (390, 732124), (412, 693030), (515, 554424), (520, 549093), (618, 462020), (780, 366062), (824, 346515), (1030, 277212), (1236, 231010), (1339, 213240), (1545, 184808), (1560, 183031), (1777, 160680), (2060, 138606), (2472, 115505), (2678, 106620), (3090, 92404), (3554, 80340), (4017, 71080), (4120, 69303), (5331, 53560), (5356, 53310), (6180, 46202), (6695, 42648), (7108, 40170), (8034, 35540), (8885, 32136), (10662, 26780), (10712, 26655), (12360, 23101), (13390, 21324), (14216, 20085), (16068, 17770)]