421640640

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{16267}}^1$

素因数の和:16296

約数の個数: 140

約数和(自身を含む): 1499942136

約数和(自身を除く): 1078301496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 16267, 25920, 32534, 48801, 65068, 81335, 97602, 130136, 146403, 162670, 195204, 244005, 260272, 292806, 325340, 390408, 439209, 488010, 520544, 585612, 650680, 732015, 780816, 878418, 976020, 1041088, 1171224, 1301360, 1317627, 1464030, 1561632, 1756836, 1952040, 2196045, 2342448, 2602720, 2635254, 2928060, 3123264, 3513672, 3904080, 4392090, 4684896, 5205440, 5270508, 5856120, 6588135, 7027344, 7808160, 8784180, 9369792, 10541016, 11712240, 13176270, 14054688, 15616320, 17568360, 21082032, 23424480, 26352540, 28109376, 35136720, 42164064, 46848960, 52705080, 70273440, 84328128, 105410160, 140546880, 210820320, 421640640]

約数ペア:

[(1, 421640640), (2, 210820320), (3, 140546880), (4, 105410160), (5, 84328128), (6, 70273440), (8, 52705080), (9, 46848960), (10, 42164064), (12, 35136720), (15, 28109376), (16, 26352540), (18, 23424480), (20, 21082032), (24, 17568360), (27, 15616320), (30, 14054688), (32, 13176270), (36, 11712240), (40, 10541016), (45, 9369792), (48, 8784180), (54, 7808160), (60, 7027344), (64, 6588135), (72, 5856120), (80, 5270508), (81, 5205440), (90, 4684896), (96, 4392090), (108, 3904080), (120, 3513672), (135, 3123264), (144, 2928060), (160, 2635254), (162, 2602720), (180, 2342448), (192, 2196045), (216, 1952040), (240, 1756836), (270, 1561632), (288, 1464030), (320, 1317627), (324, 1301360), (360, 1171224), (405, 1041088), (432, 976020), (480, 878418), (540, 780816), (576, 732015), (648, 650680), (720, 585612), (810, 520544), (864, 488010), (960, 439209), (1080, 390408), (1296, 325340), (1440, 292806), (1620, 260272), (1728, 244005), (2160, 195204), (2592, 162670), (2880, 146403), (3240, 130136), (4320, 97602), (5184, 81335), (6480, 65068), (8640, 48801), (12960, 32534), (16267, 25920)]