213313380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26731}}^1$

素因数の和:26769

約数の個数: 96

約数和(自身を含む): 718556160

約数和(自身を除く): 505242780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 26731, 53462, 80193, 106924, 133655, 160386, 187117, 267310, 320772, 374234, 400965, 507889, 534620, 561351, 748468, 801930, 935585, 1015778, 1122702, 1523667, 1603860, 1871170, 2031556, 2245404, 2539445, 2806755, 3047334, 3555223, 3742340, 5078890, 5613510, 6094668, 7110446, 7618335, 10157780, 10665669, 11227020, 14220892, 15236670, 17776115, 21331338, 30473340, 35552230, 42662676, 53328345, 71104460, 106656690, 213313380]

約数ペア:

[(1, 213313380), (2, 106656690), (3, 71104460), (4, 53328345), (5, 42662676), (6, 35552230), (7, 30473340), (10, 21331338), (12, 17776115), (14, 15236670), (15, 14220892), (19, 11227020), (20, 10665669), (21, 10157780), (28, 7618335), (30, 7110446), (35, 6094668), (38, 5613510), (42, 5078890), (57, 3742340), (60, 3555223), (70, 3047334), (76, 2806755), (84, 2539445), (95, 2245404), (105, 2031556), (114, 1871170), (133, 1603860), (140, 1523667), (190, 1122702), (210, 1015778), (228, 935585), (266, 801930), (285, 748468), (380, 561351), (399, 534620), (420, 507889), (532, 400965), (570, 374234), (665, 320772), (798, 267310), (1140, 187117), (1330, 160386), (1596, 133655), (1995, 106924), (2660, 80193), (3990, 53462), (7980, 26731)]