4005540

素因数分解:

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

素因数の和:67

約数の個数: 216

約数和(自身を含む): 16091712

約数和(自身を除く): 12086172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 17, 18, 20, 21, 22, 28, 30, 33, 34, 35, 36, 42, 44, 45, 51, 55, 60, 63, 66, 68, 70, 77, 84, 85, 90, 99, 102, 105, 110, 119, 126, 132, 140, 153, 154, 165, 170, 180, 187, 198, 204, 210, 220, 231, 238, 252, 255, 289, 306, 308, 315, 330, 340, 357, 374, 385, 396, 420, 462, 476, 495, 510, 561, 578, 595, 612, 630, 660, 693, 714, 748, 765, 770, 867, 924, 935, 990, 1020, 1071, 1122, 1155, 1156, 1190, 1260, 1309, 1386, 1428, 1445, 1530, 1540, 1683, 1734, 1785, 1870, 1980, 2023, 2142, 2244, 2310, 2380, 2601, 2618, 2772, 2805, 2890, 3060, 3179, 3366, 3465, 3468, 3570, 3740, 3927, 4046, 4284, 4335, 4620, 5202, 5236, 5355, 5610, 5780, 6069, 6358, 6545, 6732, 6930, 7140, 7854, 8092, 8415, 8670, 9537, 10115, 10404, 10710, 11220, 11781, 12138, 12716, 13005, 13090, 13860, 15708, 15895, 16830, 17340, 18207, 19074, 19635, 20230, 21420, 22253, 23562, 24276, 26010, 26180, 28611, 30345, 31790, 33660, 36414, 38148, 39270, 40460, 44506, 47124, 47685, 52020, 57222, 58905, 60690, 63580, 66759, 72828, 78540, 89012, 91035, 95370, 111265, 114444, 117810, 121380, 133518, 143055, 182070, 190740, 200277, 222530, 235620, 267036, 286110, 333795, 364140, 400554, 445060, 572220, 667590, 801108, 1001385, 1335180, 2002770, 4005540]

約数ペア:

[(1, 4005540), (2, 2002770), (3, 1335180), (4, 1001385), (5, 801108), (6, 667590), (7, 572220), (9, 445060), (10, 400554), (11, 364140), (12, 333795), (14, 286110), (15, 267036), (17, 235620), (18, 222530), (20, 200277), (21, 190740), (22, 182070), (28, 143055), (30, 133518), (33, 121380), (34, 117810), (35, 114444), (36, 111265), (42, 95370), (44, 91035), (45, 89012), (51, 78540), (55, 72828), (60, 66759), (63, 63580), (66, 60690), (68, 58905), (70, 57222), (77, 52020), (84, 47685), (85, 47124), (90, 44506), (99, 40460), (102, 39270), (105, 38148), (110, 36414), (119, 33660), (126, 31790), (132, 30345), (140, 28611), (153, 26180), (154, 26010), (165, 24276), (170, 23562), (180, 22253), (187, 21420), (198, 20230), (204, 19635), (210, 19074), (220, 18207), (231, 17340), (238, 16830), (252, 15895), (255, 15708), (289, 13860), (306, 13090), (308, 13005), (315, 12716), (330, 12138), (340, 11781), (357, 11220), (374, 10710), (385, 10404), (396, 10115), (420, 9537), (462, 8670), (476, 8415), (495, 8092), (510, 7854), (561, 7140), (578, 6930), (595, 6732), (612, 6545), (630, 6358), (660, 6069), (693, 5780), (714, 5610), (748, 5355), (765, 5236), (770, 5202), (867, 4620), (924, 4335), (935, 4284), (990, 4046), (1020, 3927), (1071, 3740), (1122, 3570), (1155, 3468), (1156, 3465), (1190, 3366), (1260, 3179), (1309, 3060), (1386, 2890), (1428, 2805), (1445, 2772), (1530, 2618), (1540, 2601), (1683, 2380), (1734, 2310), (1785, 2244), (1870, 2142), (1980, 2023)]