164261760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6581}}^1$

素因数の和:6616

約数の個数: 128

約数和(自身を含む): 563945760

約数和(自身を除く): 399684000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 6581, 8320, 12480, 13162, 19743, 24960, 26324, 32905, 39486, 52648, 65810, 78972, 85553, 98715, 105296, 131620, 157944, 171106, 197430, 210592, 256659, 263240, 315888, 342212, 394860, 421184, 427765, 513318, 526480, 631776, 684424, 789720, 842368, 855530, 1026636, 1052960, 1263552, 1283295, 1368848, 1579440, 1711060, 2053272, 2105920, 2527104, 2566590, 2737696, 3158880, 3422120, 4106544, 4211840, 5133180, 5475392, 6317760, 6844240, 8213088, 10266360, 10950784, 12635520, 13688480, 16426176, 20532720, 27376960, 32852352, 41065440, 54753920, 82130880, 164261760]

約数ペア:

[(1, 164261760), (2, 82130880), (3, 54753920), (4, 41065440), (5, 32852352), (6, 27376960), (8, 20532720), (10, 16426176), (12, 13688480), (13, 12635520), (15, 10950784), (16, 10266360), (20, 8213088), (24, 6844240), (26, 6317760), (30, 5475392), (32, 5133180), (39, 4211840), (40, 4106544), (48, 3422120), (52, 3158880), (60, 2737696), (64, 2566590), (65, 2527104), (78, 2105920), (80, 2053272), (96, 1711060), (104, 1579440), (120, 1368848), (128, 1283295), (130, 1263552), (156, 1052960), (160, 1026636), (192, 855530), (195, 842368), (208, 789720), (240, 684424), (260, 631776), (312, 526480), (320, 513318), (384, 427765), (390, 421184), (416, 394860), (480, 342212), (520, 315888), (624, 263240), (640, 256659), (780, 210592), (832, 197430), (960, 171106), (1040, 157944), (1248, 131620), (1560, 105296), (1664, 98715), (1920, 85553), (2080, 78972), (2496, 65810), (3120, 52648), (4160, 39486), (4992, 32905), (6240, 26324), (6581, 24960), (8320, 19743), (12480, 13162)]