400919040

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{17401}}^1$

素因数の和:17430

約数の個数: 120

約数和(自身を含む): 1388575188

約数和(自身を除く): 987656148

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, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 17401, 23040, 34802, 52203, 69604, 87005, 104406, 139208, 156609, 174010, 208812, 261015, 278416, 313218, 348020, 417624, 522030, 556832, 626436, 696040, 783045, 835248, 1044060, 1113664, 1252872, 1392080, 1566090, 1670496, 2088120, 2227328, 2505744, 2784160, 3132180, 3340992, 4176240, 4454656, 5011488, 5568320, 6264360, 6681984, 8352480, 8909312, 10022976, 11136640, 12528720, 13363968, 16704960, 20045952, 22273280, 25057440, 26727936, 33409920, 40091904, 44546560, 50114880, 66819840, 80183808, 100229760, 133639680, 200459520, 400919040]

約数ペア:

[(1, 400919040), (2, 200459520), (3, 133639680), (4, 100229760), (5, 80183808), (6, 66819840), (8, 50114880), (9, 44546560), (10, 40091904), (12, 33409920), (15, 26727936), (16, 25057440), (18, 22273280), (20, 20045952), (24, 16704960), (30, 13363968), (32, 12528720), (36, 11136640), (40, 10022976), (45, 8909312), (48, 8352480), (60, 6681984), (64, 6264360), (72, 5568320), (80, 5011488), (90, 4454656), (96, 4176240), (120, 3340992), (128, 3132180), (144, 2784160), (160, 2505744), (180, 2227328), (192, 2088120), (240, 1670496), (256, 1566090), (288, 1392080), (320, 1252872), (360, 1113664), (384, 1044060), (480, 835248), (512, 783045), (576, 696040), (640, 626436), (720, 556832), (768, 522030), (960, 417624), (1152, 348020), (1280, 313218), (1440, 278416), (1536, 261015), (1920, 208812), (2304, 174010), (2560, 156609), (2880, 139208), (3840, 104406), (4608, 87005), (5760, 69604), (7680, 52203), (11520, 34802), (17401, 23040)]