17812620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 62969088

約数和(自身を除く): 45156468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 211, 252, 268, 315, 335, 402, 420, 422, 469, 603, 630, 633, 670, 804, 844, 938, 1005, 1055, 1206, 1260, 1266, 1340, 1407, 1477, 1876, 1899, 2010, 2110, 2345, 2412, 2532, 2814, 2954, 3015, 3165, 3798, 4020, 4220, 4221, 4431, 4690, 5628, 5908, 6030, 6330, 7035, 7385, 7596, 8442, 8862, 9380, 9495, 12060, 12660, 13293, 14070, 14137, 14770, 16884, 17724, 18990, 21105, 22155, 26586, 28140, 28274, 29540, 37980, 42210, 42411, 44310, 53172, 56548, 66465, 70685, 84420, 84822, 88620, 98959, 127233, 132930, 141370, 169644, 197918, 212055, 254466, 265860, 282740, 296877, 395836, 424110, 494795, 508932, 593754, 636165, 848220, 890631, 989590, 1187508, 1272330, 1484385, 1781262, 1979180, 2544660, 2968770, 3562524, 4453155, 5937540, 8906310, 17812620]

約数ペア:

[(1, 17812620), (2, 8906310), (3, 5937540), (4, 4453155), (5, 3562524), (6, 2968770), (7, 2544660), (9, 1979180), (10, 1781262), (12, 1484385), (14, 1272330), (15, 1187508), (18, 989590), (20, 890631), (21, 848220), (28, 636165), (30, 593754), (35, 508932), (36, 494795), (42, 424110), (45, 395836), (60, 296877), (63, 282740), (67, 265860), (70, 254466), (84, 212055), (90, 197918), (105, 169644), (126, 141370), (134, 132930), (140, 127233), (180, 98959), (201, 88620), (210, 84822), (211, 84420), (252, 70685), (268, 66465), (315, 56548), (335, 53172), (402, 44310), (420, 42411), (422, 42210), (469, 37980), (603, 29540), (630, 28274), (633, 28140), (670, 26586), (804, 22155), (844, 21105), (938, 18990), (1005, 17724), (1055, 16884), (1206, 14770), (1260, 14137), (1266, 14070), (1340, 13293), (1407, 12660), (1477, 12060), (1876, 9495), (1899, 9380), (2010, 8862), (2110, 8442), (2345, 7596), (2412, 7385), (2532, 7035), (2814, 6330), (2954, 6030), (3015, 5908), (3165, 5628), (3798, 4690), (4020, 4431), (4220, 4221)]