1238810880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{322607}}^1$

素因数の和:322631

約数の個数: 72

約数和(自身を含む): 3956464512

約数和(自身を除く): 2717653632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 322607, 645214, 967821, 1290428, 1613035, 1935642, 2580856, 3226070, 3871284, 4839105, 5161712, 6452140, 7742568, 9678210, 10323424, 12904280, 15485136, 19356420, 20646848, 25808560, 30970272, 38712840, 41293696, 51617120, 61940544, 77425680, 82587392, 103234240, 123881088, 154851360, 206468480, 247762176, 309702720, 412936960, 619405440, 1238810880]

約数ペア:

[(1, 1238810880), (2, 619405440), (3, 412936960), (4, 309702720), (5, 247762176), (6, 206468480), (8, 154851360), (10, 123881088), (12, 103234240), (15, 82587392), (16, 77425680), (20, 61940544), (24, 51617120), (30, 41293696), (32, 38712840), (40, 30970272), (48, 25808560), (60, 20646848), (64, 19356420), (80, 15485136), (96, 12904280), (120, 10323424), (128, 9678210), (160, 7742568), (192, 6452140), (240, 5161712), (256, 4839105), (320, 3871284), (384, 3226070), (480, 2580856), (640, 1935642), (768, 1613035), (960, 1290428), (1280, 967821), (1920, 645214), (3840, 322607)]