249480

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1$

素因数の和:41

約数の個数: 160

約数和(自身を含む): 1045440

約数和(自身を除く): 795960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 81, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 162, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 324, 330, 360, 378, 385, 396, 405, 420, 440, 462, 495, 504, 540, 567, 594, 616, 630, 648, 660, 693, 756, 770, 792, 810, 840, 891, 924, 945, 990, 1080, 1134, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1620, 1782, 1848, 1890, 1980, 2079, 2268, 2310, 2376, 2520, 2772, 2835, 2970, 3080, 3240, 3465, 3564, 3780, 3960, 4158, 4455, 4536, 4620, 5544, 5670, 5940, 6237, 6930, 7128, 7560, 8316, 8910, 9240, 10395, 11340, 11880, 12474, 13860, 16632, 17820, 20790, 22680, 24948, 27720, 31185, 35640, 41580, 49896, 62370, 83160, 124740, 249480]

約数ペア:

[(1, 249480), (2, 124740), (3, 83160), (4, 62370), (5, 49896), (6, 41580), (7, 35640), (8, 31185), (9, 27720), (10, 24948), (11, 22680), (12, 20790), (14, 17820), (15, 16632), (18, 13860), (20, 12474), (21, 11880), (22, 11340), (24, 10395), (27, 9240), (28, 8910), (30, 8316), (33, 7560), (35, 7128), (36, 6930), (40, 6237), (42, 5940), (44, 5670), (45, 5544), (54, 4620), (55, 4536), (56, 4455), (60, 4158), (63, 3960), (66, 3780), (70, 3564), (72, 3465), (77, 3240), (81, 3080), (84, 2970), (88, 2835), (90, 2772), (99, 2520), (105, 2376), (108, 2310), (110, 2268), (120, 2079), (126, 1980), (132, 1890), (135, 1848), (140, 1782), (154, 1620), (162, 1540), (165, 1512), (168, 1485), (180, 1386), (189, 1320), (198, 1260), (210, 1188), (216, 1155), (220, 1134), (231, 1080), (252, 990), (264, 945), (270, 924), (280, 891), (297, 840), (308, 810), (315, 792), (324, 770), (330, 756), (360, 693), (378, 660), (385, 648), (396, 630), (405, 616), (420, 594), (440, 567), (462, 540), (495, 504)]