20209979280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{26539}}^1$

素因数の和:26741

約数の個数: 160

約数和(自身を含む): 66345753600

約数和(自身を除く): 46135774320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 167, 190, 228, 240, 285, 304, 334, 380, 456, 501, 570, 668, 760, 835, 912, 1002, 1140, 1336, 1520, 1670, 2004, 2280, 2505, 2672, 3173, 3340, 4008, 4560, 5010, 6346, 6680, 8016, 9519, 10020, 12692, 13360, 15865, 19038, 20040, 25384, 26539, 31730, 38076, 40080, 47595, 50768, 53078, 63460, 76152, 79617, 95190, 106156, 126920, 132695, 152304, 159234, 190380, 212312, 253840, 265390, 318468, 380760, 398085, 424624, 504241, 530780, 636936, 761520, 796170, 1008482, 1061560, 1273872, 1512723, 1592340, 2016964, 2123120, 2521205, 3025446, 3184680, 4033928, 4432013, 5042410, 6050892, 6369360, 7563615, 8067856, 8864026, 10084820, 12101784, 13296039, 15127230, 17728052, 20169640, 22160065, 24203568, 26592078, 30254460, 35456104, 40339280, 44320130, 53184156, 60508920, 66480195, 70912208, 84208247, 88640260, 106368312, 121017840, 132960390, 168416494, 177280520, 212736624, 252624741, 265920780, 336832988, 354561040, 421041235, 505249482, 531841560, 673665976, 842082470, 1010498964, 1063683120, 1263123705, 1347331952, 1684164940, 2020997928, 2526247410, 3368329880, 4041995856, 5052494820, 6736659760, 10104989640, 20209979280]

約数ペア:

[(1, 20209979280), (2, 10104989640), (3, 6736659760), (4, 5052494820), (5, 4041995856), (6, 3368329880), (8, 2526247410), (10, 2020997928), (12, 1684164940), (15, 1347331952), (16, 1263123705), (19, 1063683120), (20, 1010498964), (24, 842082470), (30, 673665976), (38, 531841560), (40, 505249482), (48, 421041235), (57, 354561040), (60, 336832988), (76, 265920780), (80, 252624741), (95, 212736624), (114, 177280520), (120, 168416494), (152, 132960390), (167, 121017840), (190, 106368312), (228, 88640260), (240, 84208247), (285, 70912208), (304, 66480195), (334, 60508920), (380, 53184156), (456, 44320130), (501, 40339280), (570, 35456104), (668, 30254460), (760, 26592078), (835, 24203568), (912, 22160065), (1002, 20169640), (1140, 17728052), (1336, 15127230), (1520, 13296039), (1670, 12101784), (2004, 10084820), (2280, 8864026), (2505, 8067856), (2672, 7563615), (3173, 6369360), (3340, 6050892), (4008, 5042410), (4560, 4432013), (5010, 4033928), (6346, 3184680), (6680, 3025446), (8016, 2521205), (9519, 2123120), (10020, 2016964), (12692, 1592340), (13360, 1512723), (15865, 1273872), (19038, 1061560), (20040, 1008482), (25384, 796170), (26539, 761520), (31730, 636936), (38076, 530780), (40080, 504241), (47595, 424624), (50768, 398085), (53078, 380760), (63460, 318468), (76152, 265390), (79617, 253840), (95190, 212312), (106156, 190380), (126920, 159234), (132695, 152304)]