71949780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3359}}^1$

素因数の和:3398

約数の個数: 144

約数和(自身を含む): 264176640

約数和(自身を除く): 192226860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3359, 3570, 4284, 5355, 6718, 7140, 10077, 10710, 13436, 16795, 20154, 21420, 23513, 30231, 33590, 40308, 47026, 50385, 57103, 60462, 67180, 70539, 94052, 100770, 114206, 117565, 120924, 141078, 151155, 171309, 201540, 211617, 228412, 235130, 282156, 285515, 302310, 342618, 352695, 399721, 423234, 470260, 513927, 571030, 604620, 685236, 705390, 799442, 846468, 856545, 1027854, 1058085, 1142060, 1199163, 1410780, 1598884, 1713090, 1998605, 2055708, 2116170, 2398326, 2569635, 3426180, 3597489, 3997210, 4232340, 4796652, 5139270, 5995815, 7194978, 7994420, 10278540, 11991630, 14389956, 17987445, 23983260, 35974890, 71949780]

約数ペア:

[(1, 71949780), (2, 35974890), (3, 23983260), (4, 17987445), (5, 14389956), (6, 11991630), (7, 10278540), (9, 7994420), (10, 7194978), (12, 5995815), (14, 5139270), (15, 4796652), (17, 4232340), (18, 3997210), (20, 3597489), (21, 3426180), (28, 2569635), (30, 2398326), (34, 2116170), (35, 2055708), (36, 1998605), (42, 1713090), (45, 1598884), (51, 1410780), (60, 1199163), (63, 1142060), (68, 1058085), (70, 1027854), (84, 856545), (85, 846468), (90, 799442), (102, 705390), (105, 685236), (119, 604620), (126, 571030), (140, 513927), (153, 470260), (170, 423234), (180, 399721), (204, 352695), (210, 342618), (238, 302310), (252, 285515), (255, 282156), (306, 235130), (315, 228412), (340, 211617), (357, 201540), (420, 171309), (476, 151155), (510, 141078), (595, 120924), (612, 117565), (630, 114206), (714, 100770), (765, 94052), (1020, 70539), (1071, 67180), (1190, 60462), (1260, 57103), (1428, 50385), (1530, 47026), (1785, 40308), (2142, 33590), (2380, 30231), (3060, 23513), (3359, 21420), (3570, 20154), (4284, 16795), (5355, 13436), (6718, 10710), (7140, 10077)]