8728140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 26611200

約数和(自身を除く): 17883060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 43, 51, 60, 68, 85, 86, 102, 129, 170, 172, 199, 204, 215, 255, 258, 340, 398, 430, 510, 516, 597, 645, 731, 796, 860, 995, 1020, 1194, 1290, 1462, 1990, 2193, 2388, 2580, 2924, 2985, 3383, 3655, 3980, 4386, 5970, 6766, 7310, 8557, 8772, 10149, 10965, 11940, 13532, 14620, 16915, 17114, 20298, 21930, 25671, 33830, 34228, 40596, 42785, 43860, 50745, 51342, 67660, 85570, 101490, 102684, 128355, 145469, 171140, 202980, 256710, 290938, 436407, 513420, 581876, 727345, 872814, 1454690, 1745628, 2182035, 2909380, 4364070, 8728140]

約数ペア:

[(1, 8728140), (2, 4364070), (3, 2909380), (4, 2182035), (5, 1745628), (6, 1454690), (10, 872814), (12, 727345), (15, 581876), (17, 513420), (20, 436407), (30, 290938), (34, 256710), (43, 202980), (51, 171140), (60, 145469), (68, 128355), (85, 102684), (86, 101490), (102, 85570), (129, 67660), (170, 51342), (172, 50745), (199, 43860), (204, 42785), (215, 40596), (255, 34228), (258, 33830), (340, 25671), (398, 21930), (430, 20298), (510, 17114), (516, 16915), (597, 14620), (645, 13532), (731, 11940), (796, 10965), (860, 10149), (995, 8772), (1020, 8557), (1194, 7310), (1290, 6766), (1462, 5970), (1990, 4386), (2193, 3980), (2388, 3655), (2580, 3383), (2924, 2985)]