21314880

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2467}}^1$

素因数の和:2493

約数の個数: 112

約数和(自身を含む): 75224640

約数和(自身を除く): 53909760

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, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2467, 2880, 4320, 4934, 7401, 8640, 9868, 12335, 14802, 19736, 22203, 24670, 29604, 37005, 39472, 44406, 49340, 59208, 66609, 74010, 78944, 88812, 98680, 111015, 118416, 133218, 148020, 157888, 177624, 197360, 222030, 236832, 266436, 296040, 333045, 355248, 394720, 444060, 473664, 532872, 592080, 666090, 710496, 789440, 888120, 1065744, 1184160, 1332180, 1420992, 1776240, 2131488, 2368320, 2664360, 3552480, 4262976, 5328720, 7104960, 10657440, 21314880]

約数ペア:

[(1, 21314880), (2, 10657440), (3, 7104960), (4, 5328720), (5, 4262976), (6, 3552480), (8, 2664360), (9, 2368320), (10, 2131488), (12, 1776240), (15, 1420992), (16, 1332180), (18, 1184160), (20, 1065744), (24, 888120), (27, 789440), (30, 710496), (32, 666090), (36, 592080), (40, 532872), (45, 473664), (48, 444060), (54, 394720), (60, 355248), (64, 333045), (72, 296040), (80, 266436), (90, 236832), (96, 222030), (108, 197360), (120, 177624), (135, 157888), (144, 148020), (160, 133218), (180, 118416), (192, 111015), (216, 98680), (240, 88812), (270, 78944), (288, 74010), (320, 66609), (360, 59208), (432, 49340), (480, 44406), (540, 39472), (576, 37005), (720, 29604), (864, 24670), (960, 22203), (1080, 19736), (1440, 14802), (1728, 12335), (2160, 9868), (2467, 8640), (2880, 7401), (4320, 4934)]