39398940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{1489}}^1$

素因数の和:1521

約数の個数: 144

約数和(自身を含む): 142682400

約数和(自身を除く): 103283460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1489, 1764, 1890, 2205, 2646, 2940, 2978, 3780, 4410, 4467, 5292, 5956, 6615, 7445, 8820, 8934, 10423, 13230, 13401, 14890, 17868, 20846, 22335, 26460, 26802, 29780, 31269, 40203, 41692, 44670, 52115, 53604, 62538, 67005, 72961, 80406, 89340, 93807, 104230, 125076, 134010, 145922, 156345, 160812, 187614, 201015, 208460, 218883, 268020, 281421, 291844, 312690, 364805, 375228, 402030, 437766, 469035, 562842, 625380, 656649, 729610, 804060, 875532, 938070, 1094415, 1125684, 1313298, 1407105, 1459220, 1876140, 1969947, 2188830, 2626596, 2814210, 3283245, 3939894, 4377660, 5628420, 6566490, 7879788, 9849735, 13132980, 19699470, 39398940]

約数ペア:

[(1, 39398940), (2, 19699470), (3, 13132980), (4, 9849735), (5, 7879788), (6, 6566490), (7, 5628420), (9, 4377660), (10, 3939894), (12, 3283245), (14, 2814210), (15, 2626596), (18, 2188830), (20, 1969947), (21, 1876140), (27, 1459220), (28, 1407105), (30, 1313298), (35, 1125684), (36, 1094415), (42, 938070), (45, 875532), (49, 804060), (54, 729610), (60, 656649), (63, 625380), (70, 562842), (84, 469035), (90, 437766), (98, 402030), (105, 375228), (108, 364805), (126, 312690), (135, 291844), (140, 281421), (147, 268020), (180, 218883), (189, 208460), (196, 201015), (210, 187614), (245, 160812), (252, 156345), (270, 145922), (294, 134010), (315, 125076), (378, 104230), (420, 93807), (441, 89340), (490, 80406), (540, 72961), (588, 67005), (630, 62538), (735, 53604), (756, 52115), (882, 44670), (945, 41692), (980, 40203), (1260, 31269), (1323, 29780), (1470, 26802), (1489, 26460), (1764, 22335), (1890, 20846), (2205, 17868), (2646, 14890), (2940, 13401), (2978, 13230), (3780, 10423), (4410, 8934), (4467, 8820), (5292, 7445), (5956, 6615)]