263551470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5081}}^1$

素因数の和:5130

約数の個数: 128

約数和(自身を含む): 819624960

約数和(自身を除く): 556073490

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3990, 5081, 5187, 7410, 8645, 10162, 10374, 15243, 17290, 25405, 25935, 30486, 35567, 50810, 51870, 66053, 71134, 76215, 96539, 106701, 132106, 152430, 177835, 193078, 198159, 213402, 289617, 330265, 355670, 396318, 462371, 482695, 533505, 579234, 660530, 675773, 924742, 965390, 990795, 1067010, 1255007, 1351546, 1387113, 1448085, 1981590, 2027319, 2311855, 2510014, 2774226, 2896170, 3378865, 3765021, 4054638, 4623710, 6275035, 6757730, 6935565, 7530042, 8785049, 10136595, 12550070, 13871130, 17570098, 18825105, 20273190, 26355147, 37650210, 43925245, 52710294, 87850490, 131775735, 263551470]

約数ペア:

[(1, 263551470), (2, 131775735), (3, 87850490), (5, 52710294), (6, 43925245), (7, 37650210), (10, 26355147), (13, 20273190), (14, 18825105), (15, 17570098), (19, 13871130), (21, 12550070), (26, 10136595), (30, 8785049), (35, 7530042), (38, 6935565), (39, 6757730), (42, 6275035), (57, 4623710), (65, 4054638), (70, 3765021), (78, 3378865), (91, 2896170), (95, 2774226), (105, 2510014), (114, 2311855), (130, 2027319), (133, 1981590), (182, 1448085), (190, 1387113), (195, 1351546), (210, 1255007), (247, 1067010), (266, 990795), (273, 965390), (285, 924742), (390, 675773), (399, 660530), (455, 579234), (494, 533505), (546, 482695), (570, 462371), (665, 396318), (741, 355670), (798, 330265), (910, 289617), (1235, 213402), (1330, 198159), (1365, 193078), (1482, 177835), (1729, 152430), (1995, 132106), (2470, 106701), (2730, 96539), (3458, 76215), (3705, 71134), (3990, 66053), (5081, 51870), (5187, 50810), (7410, 35567), (8645, 30486), (10162, 25935), (10374, 25405), (15243, 17290)]