128075760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{177883}}^1$

素因数の和:177902

約数の個数: 60

約数和(自身を含む): 430123512

約数和(自身を除く): 302047752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 177883, 355766, 533649, 711532, 889415, 1067298, 1423064, 1600947, 1778830, 2134596, 2668245, 2846128, 3201894, 3557660, 4269192, 5336490, 6403788, 7115320, 8004735, 8538384, 10672980, 12807576, 14230640, 16009470, 21345960, 25615152, 32018940, 42691920, 64037880, 128075760]

約数ペア:

[(1, 128075760), (2, 64037880), (3, 42691920), (4, 32018940), (5, 25615152), (6, 21345960), (8, 16009470), (9, 14230640), (10, 12807576), (12, 10672980), (15, 8538384), (16, 8004735), (18, 7115320), (20, 6403788), (24, 5336490), (30, 4269192), (36, 3557660), (40, 3201894), (45, 2846128), (48, 2668245), (60, 2134596), (72, 1778830), (80, 1600947), (90, 1423064), (120, 1067298), (144, 889415), (180, 711532), (240, 533649), (360, 355766), (720, 177883)]