138274880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 112

約数和(自身を含む): 347618304

約数和(自身を除く): 209343424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 155, 160, 212, 248, 263, 265, 310, 320, 424, 496, 526, 530, 620, 848, 992, 1052, 1060, 1240, 1315, 1643, 1696, 1984, 2104, 2120, 2480, 2630, 3286, 3392, 4208, 4240, 4960, 5260, 6572, 8153, 8215, 8416, 8480, 9920, 10520, 13144, 13939, 16306, 16430, 16832, 16960, 21040, 26288, 27878, 32612, 32860, 40765, 42080, 52576, 55756, 65224, 65720, 69695, 81530, 84160, 105152, 111512, 130448, 131440, 139390, 163060, 223024, 260896, 262880, 278780, 326120, 432109, 446048, 521792, 525760, 557560, 652240, 864218, 892096, 1115120, 1304480, 1728436, 2160545, 2230240, 2608960, 3456872, 4321090, 4460480, 6913744, 8642180, 13827488, 17284360, 27654976, 34568720, 69137440, 138274880]

約数ペア:

[(1, 138274880), (2, 69137440), (4, 34568720), (5, 27654976), (8, 17284360), (10, 13827488), (16, 8642180), (20, 6913744), (31, 4460480), (32, 4321090), (40, 3456872), (53, 2608960), (62, 2230240), (64, 2160545), (80, 1728436), (106, 1304480), (124, 1115120), (155, 892096), (160, 864218), (212, 652240), (248, 557560), (263, 525760), (265, 521792), (310, 446048), (320, 432109), (424, 326120), (496, 278780), (526, 262880), (530, 260896), (620, 223024), (848, 163060), (992, 139390), (1052, 131440), (1060, 130448), (1240, 111512), (1315, 105152), (1643, 84160), (1696, 81530), (1984, 69695), (2104, 65720), (2120, 65224), (2480, 55756), (2630, 52576), (3286, 42080), (3392, 40765), (4208, 32860), (4240, 32612), (4960, 27878), (5260, 26288), (6572, 21040), (8153, 16960), (8215, 16832), (8416, 16430), (8480, 16306), (9920, 13939), (10520, 13144)]