19163340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 67721472

約数和(自身を除く): 48558132

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, 227, 252, 268, 315, 335, 402, 420, 454, 469, 603, 630, 670, 681, 804, 908, 938, 1005, 1135, 1206, 1260, 1340, 1362, 1407, 1589, 1876, 2010, 2043, 2270, 2345, 2412, 2724, 2814, 3015, 3178, 3405, 4020, 4086, 4221, 4540, 4690, 4767, 5628, 6030, 6356, 6810, 7035, 7945, 8172, 8442, 9380, 9534, 10215, 12060, 13620, 14070, 14301, 15209, 15890, 16884, 19068, 20430, 21105, 23835, 28140, 28602, 30418, 31780, 40860, 42210, 45627, 47670, 57204, 60836, 71505, 76045, 84420, 91254, 95340, 106463, 136881, 143010, 152090, 182508, 212926, 228135, 273762, 286020, 304180, 319389, 425852, 456270, 532315, 547524, 638778, 684405, 912540, 958167, 1064630, 1277556, 1368810, 1596945, 1916334, 2129260, 2737620, 3193890, 3832668, 4790835, 6387780, 9581670, 19163340]

約数ペア:

[(1, 19163340), (2, 9581670), (3, 6387780), (4, 4790835), (5, 3832668), (6, 3193890), (7, 2737620), (9, 2129260), (10, 1916334), (12, 1596945), (14, 1368810), (15, 1277556), (18, 1064630), (20, 958167), (21, 912540), (28, 684405), (30, 638778), (35, 547524), (36, 532315), (42, 456270), (45, 425852), (60, 319389), (63, 304180), (67, 286020), (70, 273762), (84, 228135), (90, 212926), (105, 182508), (126, 152090), (134, 143010), (140, 136881), (180, 106463), (201, 95340), (210, 91254), (227, 84420), (252, 76045), (268, 71505), (315, 60836), (335, 57204), (402, 47670), (420, 45627), (454, 42210), (469, 40860), (603, 31780), (630, 30418), (670, 28602), (681, 28140), (804, 23835), (908, 21105), (938, 20430), (1005, 19068), (1135, 16884), (1206, 15890), (1260, 15209), (1340, 14301), (1362, 14070), (1407, 13620), (1589, 12060), (1876, 10215), (2010, 9534), (2043, 9380), (2270, 8442), (2345, 8172), (2412, 7945), (2724, 7035), (2814, 6810), (3015, 6356), (3178, 6030), (3405, 5628), (4020, 4767), (4086, 4690), (4221, 4540)]