263089320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1231}}^1$

素因数の和:1395

約数の個数: 128

約数和(自身を含む): 856880640

約数和(自身を除く): 593791320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 780, 822, 1096, 1231, 1370, 1560, 1644, 1781, 2055, 2462, 2740, 3288, 3562, 3693, 4110, 4924, 5343, 5480, 6155, 7124, 7386, 8220, 8905, 9848, 10686, 12310, 14248, 14772, 16003, 16440, 17810, 18465, 21372, 24620, 26715, 29544, 32006, 35620, 36930, 42744, 48009, 49240, 53430, 64012, 71240, 73860, 80015, 96018, 106860, 128024, 147720, 160030, 168647, 192036, 213720, 240045, 320060, 337294, 384072, 480090, 505941, 640120, 674588, 843235, 960180, 1011882, 1349176, 1686470, 1920360, 2023764, 2192411, 2529705, 3372940, 4047528, 4384822, 5059410, 6577233, 6745880, 8769644, 10118820, 10962055, 13154466, 17539288, 20237640, 21924110, 26308932, 32886165, 43848220, 52617864, 65772330, 87696440, 131544660, 263089320]

約数ペア:

[(1, 263089320), (2, 131544660), (3, 87696440), (4, 65772330), (5, 52617864), (6, 43848220), (8, 32886165), (10, 26308932), (12, 21924110), (13, 20237640), (15, 17539288), (20, 13154466), (24, 10962055), (26, 10118820), (30, 8769644), (39, 6745880), (40, 6577233), (52, 5059410), (60, 4384822), (65, 4047528), (78, 3372940), (104, 2529705), (120, 2192411), (130, 2023764), (137, 1920360), (156, 1686470), (195, 1349176), (260, 1011882), (274, 960180), (312, 843235), (390, 674588), (411, 640120), (520, 505941), (548, 480090), (685, 384072), (780, 337294), (822, 320060), (1096, 240045), (1231, 213720), (1370, 192036), (1560, 168647), (1644, 160030), (1781, 147720), (2055, 128024), (2462, 106860), (2740, 96018), (3288, 80015), (3562, 73860), (3693, 71240), (4110, 64012), (4924, 53430), (5343, 49240), (5480, 48009), (6155, 42744), (7124, 36930), (7386, 35620), (8220, 32006), (8905, 29544), (9848, 26715), (10686, 24620), (12310, 21372), (14248, 18465), (14772, 17810), (16003, 16440)]