161783560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^2$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 398646360

約数和(自身を除く): 236862800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 67, 68, 85, 106, 134, 136, 170, 212, 265, 268, 335, 340, 424, 530, 536, 670, 680, 901, 1060, 1139, 1340, 1802, 2120, 2278, 2680, 3551, 3604, 4489, 4505, 4556, 5695, 7102, 7208, 8978, 9010, 9112, 11390, 14204, 17755, 17956, 18020, 22445, 22780, 28408, 35510, 35912, 36040, 44890, 45560, 60367, 71020, 76313, 89780, 120734, 142040, 152626, 179560, 237917, 241468, 301835, 305252, 381565, 475834, 482936, 603670, 610504, 763130, 951668, 1189585, 1207340, 1526260, 1903336, 2379170, 2414680, 3052520, 4044589, 4758340, 8089178, 9516680, 16178356, 20222945, 32356712, 40445890, 80891780, 161783560]

約数ペア:

[(1, 161783560), (2, 80891780), (4, 40445890), (5, 32356712), (8, 20222945), (10, 16178356), (17, 9516680), (20, 8089178), (34, 4758340), (40, 4044589), (53, 3052520), (67, 2414680), (68, 2379170), (85, 1903336), (106, 1526260), (134, 1207340), (136, 1189585), (170, 951668), (212, 763130), (265, 610504), (268, 603670), (335, 482936), (340, 475834), (424, 381565), (530, 305252), (536, 301835), (670, 241468), (680, 237917), (901, 179560), (1060, 152626), (1139, 142040), (1340, 120734), (1802, 89780), (2120, 76313), (2278, 71020), (2680, 60367), (3551, 45560), (3604, 44890), (4489, 36040), (4505, 35912), (4556, 35510), (5695, 28408), (7102, 22780), (7208, 22445), (8978, 18020), (9010, 17956), (9112, 17755), (11390, 14204)]