215919360

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{18743}}^1$

素因数の和:18770

約数の個数: 108

約数和(自身を含む): 747098352

約数和(自身を除く): 531178992

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, 5760, 11520, 18743, 37486, 56229, 74972, 93715, 112458, 149944, 168687, 187430, 224916, 281145, 299888, 337374, 374860, 449832, 562290, 599776, 674748, 749720, 843435, 899664, 1124580, 1199552, 1349496, 1499440, 1686870, 1799328, 2249160, 2399104, 2698992, 2998880, 3373740, 3598656, 4498320, 4798208, 5397984, 5997760, 6747480, 7197312, 8996640, 10795968, 11995520, 13494960, 14394624, 17993280, 21591936, 23991040, 26989920, 35986560, 43183872, 53979840, 71973120, 107959680, 215919360]

約数ペア:

[(1, 215919360), (2, 107959680), (3, 71973120), (4, 53979840), (5, 43183872), (6, 35986560), (8, 26989920), (9, 23991040), (10, 21591936), (12, 17993280), (15, 14394624), (16, 13494960), (18, 11995520), (20, 10795968), (24, 8996640), (30, 7197312), (32, 6747480), (36, 5997760), (40, 5397984), (45, 4798208), (48, 4498320), (60, 3598656), (64, 3373740), (72, 2998880), (80, 2698992), (90, 2399104), (96, 2249160), (120, 1799328), (128, 1686870), (144, 1499440), (160, 1349496), (180, 1199552), (192, 1124580), (240, 899664), (256, 843435), (288, 749720), (320, 674748), (360, 599776), (384, 562290), (480, 449832), (576, 374860), (640, 337374), (720, 299888), (768, 281145), (960, 224916), (1152, 187430), (1280, 168687), (1440, 149944), (1920, 112458), (2304, 93715), (2880, 74972), (3840, 56229), (5760, 37486), (11520, 18743)]