389219400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{216233}}^1$

素因数の和:216255

約数の個数: 72

約数和(自身を含む): 1307134530

約数和(自身を除く): 917915130

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 216233, 432466, 648699, 864932, 1081165, 1297398, 1729864, 1946097, 2162330, 2594796, 3243495, 3892194, 4324660, 5189592, 5405825, 6486990, 7784388, 8649320, 9730485, 10811650, 12973980, 15568776, 16217475, 19460970, 21623300, 25947960, 32434950, 38921940, 43246600, 48652425, 64869900, 77843880, 97304850, 129739800, 194609700, 389219400]

約数ペア:

[(1, 389219400), (2, 194609700), (3, 129739800), (4, 97304850), (5, 77843880), (6, 64869900), (8, 48652425), (9, 43246600), (10, 38921940), (12, 32434950), (15, 25947960), (18, 21623300), (20, 19460970), (24, 16217475), (25, 15568776), (30, 12973980), (36, 10811650), (40, 9730485), (45, 8649320), (50, 7784388), (60, 6486990), (72, 5405825), (75, 5189592), (90, 4324660), (100, 3892194), (120, 3243495), (150, 2594796), (180, 2162330), (200, 1946097), (225, 1729864), (300, 1297398), (360, 1081165), (450, 864932), (600, 648699), (900, 432466), (1800, 216233)]