2120580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:56

約数の個数: 240

約数和(自身を含む): 8781696

約数和(自身を除く): 6661116

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 17, 18, 20, 21, 22, 27, 28, 30, 33, 34, 35, 36, 42, 44, 45, 51, 54, 55, 60, 63, 66, 68, 70, 77, 81, 84, 85, 90, 99, 102, 105, 108, 110, 119, 126, 132, 135, 140, 153, 154, 162, 165, 170, 180, 187, 189, 198, 204, 210, 220, 231, 238, 252, 255, 270, 297, 306, 308, 315, 324, 330, 340, 357, 374, 378, 385, 396, 405, 420, 459, 462, 476, 495, 510, 540, 561, 567, 594, 595, 612, 630, 660, 693, 714, 748, 756, 765, 770, 810, 891, 918, 924, 935, 945, 990, 1020, 1071, 1122, 1134, 1155, 1188, 1190, 1260, 1309, 1377, 1386, 1428, 1485, 1530, 1540, 1620, 1683, 1782, 1785, 1836, 1870, 1890, 1980, 2079, 2142, 2244, 2268, 2295, 2310, 2380, 2618, 2754, 2772, 2805, 2835, 2970, 3060, 3213, 3366, 3465, 3564, 3570, 3740, 3780, 3927, 4158, 4284, 4455, 4590, 4620, 5049, 5236, 5355, 5508, 5610, 5670, 5940, 6237, 6426, 6545, 6732, 6885, 6930, 7140, 7854, 8316, 8415, 8910, 9180, 9639, 10098, 10395, 10710, 11220, 11340, 11781, 12474, 12852, 13090, 13770, 13860, 15147, 15708, 16065, 16830, 17820, 19278, 19635, 20196, 20790, 21420, 23562, 24948, 25245, 26180, 27540, 30294, 31185, 32130, 33660, 35343, 38556, 39270, 41580, 47124, 48195, 50490, 58905, 60588, 62370, 64260, 70686, 75735, 78540, 96390, 100980, 106029, 117810, 124740, 141372, 151470, 176715, 192780, 212058, 235620, 302940, 353430, 424116, 530145, 706860, 1060290, 2120580]

約数ペア:

[(1, 2120580), (2, 1060290), (3, 706860), (4, 530145), (5, 424116), (6, 353430), (7, 302940), (9, 235620), (10, 212058), (11, 192780), (12, 176715), (14, 151470), (15, 141372), (17, 124740), (18, 117810), (20, 106029), (21, 100980), (22, 96390), (27, 78540), (28, 75735), (30, 70686), (33, 64260), (34, 62370), (35, 60588), (36, 58905), (42, 50490), (44, 48195), (45, 47124), (51, 41580), (54, 39270), (55, 38556), (60, 35343), (63, 33660), (66, 32130), (68, 31185), (70, 30294), (77, 27540), (81, 26180), (84, 25245), (85, 24948), (90, 23562), (99, 21420), (102, 20790), (105, 20196), (108, 19635), (110, 19278), (119, 17820), (126, 16830), (132, 16065), (135, 15708), (140, 15147), (153, 13860), (154, 13770), (162, 13090), (165, 12852), (170, 12474), (180, 11781), (187, 11340), (189, 11220), (198, 10710), (204, 10395), (210, 10098), (220, 9639), (231, 9180), (238, 8910), (252, 8415), (255, 8316), (270, 7854), (297, 7140), (306, 6930), (308, 6885), (315, 6732), (324, 6545), (330, 6426), (340, 6237), (357, 5940), (374, 5670), (378, 5610), (385, 5508), (396, 5355), (405, 5236), (420, 5049), (459, 4620), (462, 4590), (476, 4455), (495, 4284), (510, 4158), (540, 3927), (561, 3780), (567, 3740), (594, 3570), (595, 3564), (612, 3465), (630, 3366), (660, 3213), (693, 3060), (714, 2970), (748, 2835), (756, 2805), (765, 2772), (770, 2754), (810, 2618), (891, 2380), (918, 2310), (924, 2295), (935, 2268), (945, 2244), (990, 2142), (1020, 2079), (1071, 1980), (1122, 1890), (1134, 1870), (1155, 1836), (1188, 1785), (1190, 1782), (1260, 1683), (1309, 1620), (1377, 1540), (1386, 1530), (1428, 1485)]