1927692720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{43891}}^1$

素因数の和:43971

約数の個数: 120

約数和(自身を含む): 6580113072

約数和(自身を除く): 4652420352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 21960, 43891, 43920, 87782, 131673, 175564, 219455, 263346, 351128, 395019, 438910, 526692, 658365, 702256, 790038, 877820, 1053384, 1316730, 1580076, 1755640, 1975095, 2106768, 2633460, 2677351, 3160152, 3511280, 3950190, 5266920, 5354702, 6320304, 7900380, 8032053, 10533840, 10709404, 13386755, 15800760, 16064106, 21418808, 24096159, 26773510, 31601520, 32128212, 40160265, 42837616, 48192318, 53547020, 64256424, 80320530, 96384636, 107094040, 120480795, 128512848, 160641060, 192769272, 214188080, 240961590, 321282120, 385538544, 481923180, 642564240, 963846360, 1927692720]

約数ペア:

[(1, 1927692720), (2, 963846360), (3, 642564240), (4, 481923180), (5, 385538544), (6, 321282120), (8, 240961590), (9, 214188080), (10, 192769272), (12, 160641060), (15, 128512848), (16, 120480795), (18, 107094040), (20, 96384636), (24, 80320530), (30, 64256424), (36, 53547020), (40, 48192318), (45, 42837616), (48, 40160265), (60, 32128212), (61, 31601520), (72, 26773510), (80, 24096159), (90, 21418808), (120, 16064106), (122, 15800760), (144, 13386755), (180, 10709404), (183, 10533840), (240, 8032053), (244, 7900380), (305, 6320304), (360, 5354702), (366, 5266920), (488, 3950190), (549, 3511280), (610, 3160152), (720, 2677351), (732, 2633460), (915, 2106768), (976, 1975095), (1098, 1755640), (1220, 1580076), (1464, 1316730), (1830, 1053384), (2196, 877820), (2440, 790038), (2745, 702256), (2928, 658365), (3660, 526692), (4392, 438910), (4880, 395019), (5490, 351128), (7320, 263346), (8784, 219455), (10980, 175564), (14640, 131673), (21960, 87782), (43891, 43920)]