18086880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{769}}^1$

素因数の和:801

約数の個数: 144

約数和(自身を含む): 66361680

約数和(自身を除く): 48274800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 769, 784, 840, 980, 1120, 1176, 1470, 1538, 1568, 1680, 1960, 2307, 2352, 2940, 3076, 3360, 3845, 3920, 4614, 4704, 5383, 5880, 6152, 7690, 7840, 9228, 10766, 11535, 11760, 12304, 15380, 16149, 18456, 21532, 23070, 23520, 24608, 26915, 30760, 32298, 36912, 37681, 43064, 46140, 53830, 61520, 64596, 73824, 75362, 80745, 86128, 92280, 107660, 113043, 123040, 129192, 150724, 161490, 172256, 184560, 188405, 215320, 226086, 258384, 301448, 322980, 369120, 376810, 430640, 452172, 516768, 565215, 602896, 645960, 753620, 861280, 904344, 1130430, 1205792, 1291920, 1507240, 1808688, 2260860, 2583840, 3014480, 3617376, 4521720, 6028960, 9043440, 18086880]

約数ペア:

[(1, 18086880), (2, 9043440), (3, 6028960), (4, 4521720), (5, 3617376), (6, 3014480), (7, 2583840), (8, 2260860), (10, 1808688), (12, 1507240), (14, 1291920), (15, 1205792), (16, 1130430), (20, 904344), (21, 861280), (24, 753620), (28, 645960), (30, 602896), (32, 565215), (35, 516768), (40, 452172), (42, 430640), (48, 376810), (49, 369120), (56, 322980), (60, 301448), (70, 258384), (80, 226086), (84, 215320), (96, 188405), (98, 184560), (105, 172256), (112, 161490), (120, 150724), (140, 129192), (147, 123040), (160, 113043), (168, 107660), (196, 92280), (210, 86128), (224, 80745), (240, 75362), (245, 73824), (280, 64596), (294, 61520), (336, 53830), (392, 46140), (420, 43064), (480, 37681), (490, 36912), (560, 32298), (588, 30760), (672, 26915), (735, 24608), (769, 23520), (784, 23070), (840, 21532), (980, 18456), (1120, 16149), (1176, 15380), (1470, 12304), (1538, 11760), (1568, 11535), (1680, 10766), (1960, 9228), (2307, 7840), (2352, 7690), (2940, 6152), (3076, 5880), (3360, 5383), (3845, 4704), (3920, 4614)]