18015480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2383}}^1$

素因数の和:2410

約数の個数: 128

約数和(自身を含む): 68659200

約数和(自身を除く): 50643720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2383, 2520, 3780, 4766, 7149, 7560, 9532, 11915, 14298, 16681, 19064, 21447, 23830, 28596, 33362, 35745, 42894, 47660, 50043, 57192, 64341, 66724, 71490, 83405, 85788, 95320, 100086, 107235, 128682, 133448, 142980, 150129, 166810, 171576, 200172, 214470, 250215, 257364, 285960, 300258, 321705, 333620, 400344, 428940, 450387, 500430, 514728, 600516, 643410, 667240, 750645, 857880, 900774, 1000860, 1201032, 1286820, 1501290, 1801548, 2001720, 2251935, 2573640, 3002580, 3603096, 4503870, 6005160, 9007740, 18015480]

約数ペア:

[(1, 18015480), (2, 9007740), (3, 6005160), (4, 4503870), (5, 3603096), (6, 3002580), (7, 2573640), (8, 2251935), (9, 2001720), (10, 1801548), (12, 1501290), (14, 1286820), (15, 1201032), (18, 1000860), (20, 900774), (21, 857880), (24, 750645), (27, 667240), (28, 643410), (30, 600516), (35, 514728), (36, 500430), (40, 450387), (42, 428940), (45, 400344), (54, 333620), (56, 321705), (60, 300258), (63, 285960), (70, 257364), (72, 250215), (84, 214470), (90, 200172), (105, 171576), (108, 166810), (120, 150129), (126, 142980), (135, 133448), (140, 128682), (168, 107235), (180, 100086), (189, 95320), (210, 85788), (216, 83405), (252, 71490), (270, 66724), (280, 64341), (315, 57192), (360, 50043), (378, 47660), (420, 42894), (504, 35745), (540, 33362), (630, 28596), (756, 23830), (840, 21447), (945, 19064), (1080, 16681), (1260, 14298), (1512, 11915), (1890, 9532), (2383, 7560), (2520, 7149), (3780, 4766)]