18830880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1453}}^1$

素因数の和:1480

約数の個数: 120

約数和(自身を含む): 66503052

約数和(自身を除く): 47672172

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1453, 1620, 2160, 2592, 2906, 3240, 4320, 4359, 5812, 6480, 7265, 8718, 11624, 12960, 13077, 14530, 17436, 21795, 23248, 26154, 29060, 34872, 39231, 43590, 46496, 52308, 58120, 65385, 69744, 78462, 87180, 104616, 116240, 117693, 130770, 139488, 156924, 174360, 196155, 209232, 232480, 235386, 261540, 313848, 348720, 392310, 418464, 470772, 523080, 588465, 627696, 697440, 784620, 941544, 1046160, 1176930, 1255392, 1569240, 1883088, 2092320, 2353860, 3138480, 3766176, 4707720, 6276960, 9415440, 18830880]

約数ペア:

[(1, 18830880), (2, 9415440), (3, 6276960), (4, 4707720), (5, 3766176), (6, 3138480), (8, 2353860), (9, 2092320), (10, 1883088), (12, 1569240), (15, 1255392), (16, 1176930), (18, 1046160), (20, 941544), (24, 784620), (27, 697440), (30, 627696), (32, 588465), (36, 523080), (40, 470772), (45, 418464), (48, 392310), (54, 348720), (60, 313848), (72, 261540), (80, 235386), (81, 232480), (90, 209232), (96, 196155), (108, 174360), (120, 156924), (135, 139488), (144, 130770), (160, 117693), (162, 116240), (180, 104616), (216, 87180), (240, 78462), (270, 69744), (288, 65385), (324, 58120), (360, 52308), (405, 46496), (432, 43590), (480, 39231), (540, 34872), (648, 29060), (720, 26154), (810, 23248), (864, 21795), (1080, 17436), (1296, 14530), (1440, 13077), (1453, 12960), (1620, 11624), (2160, 8718), (2592, 7265), (2906, 6480), (3240, 5812), (4320, 4359)]