161105880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1693}}^1$

素因数の和:1781

約数の個数: 128

約数和(自身を含む): 529341120

約数和(自身を除く): 368235240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 61, 65, 78, 104, 120, 122, 130, 156, 183, 195, 244, 260, 305, 312, 366, 390, 488, 520, 610, 732, 780, 793, 915, 1220, 1464, 1560, 1586, 1693, 1830, 2379, 2440, 3172, 3386, 3660, 3965, 4758, 5079, 6344, 6772, 7320, 7930, 8465, 9516, 10158, 11895, 13544, 15860, 16930, 19032, 20316, 22009, 23790, 25395, 31720, 33860, 40632, 44018, 47580, 50790, 66027, 67720, 88036, 95160, 101580, 103273, 110045, 132054, 176072, 203160, 206546, 220090, 264108, 309819, 330135, 413092, 440180, 516365, 528216, 619638, 660270, 826184, 880360, 1032730, 1239276, 1320540, 1342549, 1549095, 2065460, 2478552, 2641080, 2685098, 3098190, 4027647, 4130920, 5370196, 6196380, 6712745, 8055294, 10740392, 12392760, 13425490, 16110588, 20138235, 26850980, 32221176, 40276470, 53701960, 80552940, 161105880]

約数ペア:

[(1, 161105880), (2, 80552940), (3, 53701960), (4, 40276470), (5, 32221176), (6, 26850980), (8, 20138235), (10, 16110588), (12, 13425490), (13, 12392760), (15, 10740392), (20, 8055294), (24, 6712745), (26, 6196380), (30, 5370196), (39, 4130920), (40, 4027647), (52, 3098190), (60, 2685098), (61, 2641080), (65, 2478552), (78, 2065460), (104, 1549095), (120, 1342549), (122, 1320540), (130, 1239276), (156, 1032730), (183, 880360), (195, 826184), (244, 660270), (260, 619638), (305, 528216), (312, 516365), (366, 440180), (390, 413092), (488, 330135), (520, 309819), (610, 264108), (732, 220090), (780, 206546), (793, 203160), (915, 176072), (1220, 132054), (1464, 110045), (1560, 103273), (1586, 101580), (1693, 95160), (1830, 88036), (2379, 67720), (2440, 66027), (3172, 50790), (3386, 47580), (3660, 44018), (3965, 40632), (4758, 33860), (5079, 31720), (6344, 25395), (6772, 23790), (7320, 22009), (7930, 20316), (8465, 19032), (9516, 16930), (10158, 15860), (11895, 13544)]