1261132800

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{16421}}^1$

素因数の和:16454

約数の個数: 132

約数和(自身を含む): 4168363416

約数和(自身を除く): 2907230616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 512, 600, 640, 768, 800, 960, 1024, 1200, 1280, 1536, 1600, 1920, 2400, 2560, 3072, 3200, 3840, 4800, 5120, 6400, 7680, 9600, 12800, 15360, 16421, 19200, 25600, 32842, 38400, 49263, 65684, 76800, 82105, 98526, 131368, 164210, 197052, 246315, 262736, 328420, 394104, 410525, 492630, 525472, 656840, 788208, 821050, 985260, 1050944, 1231575, 1313680, 1576416, 1642100, 1970520, 2101888, 2463150, 2627360, 3152832, 3284200, 3941040, 4203776, 4926300, 5254720, 6305664, 6568400, 7882080, 8407552, 9852600, 10509440, 12611328, 13136800, 15764160, 16815104, 19705200, 21018880, 25222656, 26273600, 31528320, 39410400, 42037760, 50445312, 52547200, 63056640, 78820800, 84075520, 105094400, 126113280, 157641600, 210188800, 252226560, 315283200, 420377600, 630566400, 1261132800]

約数ペア:

[(1, 1261132800), (2, 630566400), (3, 420377600), (4, 315283200), (5, 252226560), (6, 210188800), (8, 157641600), (10, 126113280), (12, 105094400), (15, 84075520), (16, 78820800), (20, 63056640), (24, 52547200), (25, 50445312), (30, 42037760), (32, 39410400), (40, 31528320), (48, 26273600), (50, 25222656), (60, 21018880), (64, 19705200), (75, 16815104), (80, 15764160), (96, 13136800), (100, 12611328), (120, 10509440), (128, 9852600), (150, 8407552), (160, 7882080), (192, 6568400), (200, 6305664), (240, 5254720), (256, 4926300), (300, 4203776), (320, 3941040), (384, 3284200), (400, 3152832), (480, 2627360), (512, 2463150), (600, 2101888), (640, 1970520), (768, 1642100), (800, 1576416), (960, 1313680), (1024, 1231575), (1200, 1050944), (1280, 985260), (1536, 821050), (1600, 788208), (1920, 656840), (2400, 525472), (2560, 492630), (3072, 410525), (3200, 394104), (3840, 328420), (4800, 262736), (5120, 246315), (6400, 197052), (7680, 164210), (9600, 131368), (12800, 98526), (15360, 82105), (16421, 76800), (19200, 65684), (25600, 49263), (32842, 38400)]