221452110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:631

約数の個数: 128

約数和(自身を含む): 649451520

約数和(自身を除く): 427999410

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 173, 198, 270, 297, 330, 346, 431, 495, 519, 594, 862, 865, 990, 1038, 1293, 1485, 1557, 1730, 1903, 2155, 2586, 2595, 2970, 3114, 3806, 3879, 4310, 4671, 4741, 5190, 5709, 6465, 7758, 7785, 9342, 9482, 9515, 11418, 11637, 12930, 14223, 15570, 17127, 19030, 19395, 23274, 23355, 23705, 28446, 28545, 34254, 38790, 42669, 46710, 47410, 51381, 57090, 58185, 71115, 74563, 85338, 85635, 102762, 116370, 128007, 142230, 149126, 171270, 213345, 223689, 256014, 256905, 372815, 426690, 447378, 513810, 640035, 671067, 745630, 820193, 1118445, 1280070, 1342134, 1640386, 2013201, 2236890, 2460579, 3355335, 4026402, 4100965, 4921158, 6710670, 7381737, 8201930, 10066005, 12302895, 14763474, 20132010, 22145211, 24605790, 36908685, 44290422, 73817370, 110726055, 221452110]

約数ペア:

[(1, 221452110), (2, 110726055), (3, 73817370), (5, 44290422), (6, 36908685), (9, 24605790), (10, 22145211), (11, 20132010), (15, 14763474), (18, 12302895), (22, 10066005), (27, 8201930), (30, 7381737), (33, 6710670), (45, 4921158), (54, 4100965), (55, 4026402), (66, 3355335), (90, 2460579), (99, 2236890), (110, 2013201), (135, 1640386), (165, 1342134), (173, 1280070), (198, 1118445), (270, 820193), (297, 745630), (330, 671067), (346, 640035), (431, 513810), (495, 447378), (519, 426690), (594, 372815), (862, 256905), (865, 256014), (990, 223689), (1038, 213345), (1293, 171270), (1485, 149126), (1557, 142230), (1730, 128007), (1903, 116370), (2155, 102762), (2586, 85635), (2595, 85338), (2970, 74563), (3114, 71115), (3806, 58185), (3879, 57090), (4310, 51381), (4671, 47410), (4741, 46710), (5190, 42669), (5709, 38790), (6465, 34254), (7758, 28545), (7785, 28446), (9342, 23705), (9482, 23355), (9515, 23274), (11418, 19395), (11637, 19030), (12930, 17127), (14223, 15570)]