64016640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{5557}}^1$

素因数の和:5584

約数の個数: 108

約数和(自身を含む): 221530764

約数和(自身を除く): 157514124

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5557, 5760, 11114, 11520, 16671, 22228, 27785, 33342, 44456, 50013, 55570, 66684, 83355, 88912, 100026, 111140, 133368, 166710, 177824, 200052, 222280, 250065, 266736, 333420, 355648, 400104, 444560, 500130, 533472, 666840, 711296, 800208, 889120, 1000260, 1066944, 1333680, 1422592, 1600416, 1778240, 2000520, 2133888, 2667360, 3200832, 3556480, 4001040, 4267776, 5334720, 6401664, 7112960, 8002080, 10669440, 12803328, 16004160, 21338880, 32008320, 64016640]

約数ペア:

[(1, 64016640), (2, 32008320), (3, 21338880), (4, 16004160), (5, 12803328), (6, 10669440), (8, 8002080), (9, 7112960), (10, 6401664), (12, 5334720), (15, 4267776), (16, 4001040), (18, 3556480), (20, 3200832), (24, 2667360), (30, 2133888), (32, 2000520), (36, 1778240), (40, 1600416), (45, 1422592), (48, 1333680), (60, 1066944), (64, 1000260), (72, 889120), (80, 800208), (90, 711296), (96, 666840), (120, 533472), (128, 500130), (144, 444560), (160, 400104), (180, 355648), (192, 333420), (240, 266736), (256, 250065), (288, 222280), (320, 200052), (360, 177824), (384, 166710), (480, 133368), (576, 111140), (640, 100026), (720, 88912), (768, 83355), (960, 66684), (1152, 55570), (1280, 50013), (1440, 44456), (1920, 33342), (2304, 27785), (2880, 22228), (3840, 16671), (5557, 11520), (5760, 11114)]