491619840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{64013}}^1$

素因数の和:64039

約数の個数: 80

約数和(自身を含む): 1571671728

約数和(自身を除く): 1080051888

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 64013, 128026, 192039, 256052, 320065, 384078, 512104, 640130, 768156, 960195, 1024208, 1280260, 1536312, 1920390, 2048416, 2560520, 3072624, 3840780, 4096832, 5121040, 6145248, 7681560, 8193664, 10242080, 12290496, 15363120, 16387328, 20484160, 24580992, 30726240, 32774656, 40968320, 49161984, 61452480, 81936640, 98323968, 122904960, 163873280, 245809920, 491619840]

約数ペア:

[(1, 491619840), (2, 245809920), (3, 163873280), (4, 122904960), (5, 98323968), (6, 81936640), (8, 61452480), (10, 49161984), (12, 40968320), (15, 32774656), (16, 30726240), (20, 24580992), (24, 20484160), (30, 16387328), (32, 15363120), (40, 12290496), (48, 10242080), (60, 8193664), (64, 7681560), (80, 6145248), (96, 5121040), (120, 4096832), (128, 3840780), (160, 3072624), (192, 2560520), (240, 2048416), (256, 1920390), (320, 1536312), (384, 1280260), (480, 1024208), (512, 960195), (640, 768156), (768, 640130), (960, 512104), (1280, 384078), (1536, 320065), (1920, 256052), (2560, 192039), (3840, 128026), (7680, 64013)]