2217966080

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1110

約数の個数: 160

約数和(自身を含む): 5880695040

約数和(自身を除く): 3662728960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 128, 158, 160, 176, 220, 256, 316, 320, 352, 395, 440, 512, 632, 640, 704, 790, 869, 880, 997, 1264, 1280, 1408, 1580, 1738, 1760, 1994, 2528, 2560, 2816, 3160, 3476, 3520, 3988, 4345, 4985, 5056, 5632, 6320, 6952, 7040, 7976, 8690, 9970, 10112, 10967, 12640, 13904, 14080, 15952, 17380, 19940, 20224, 21934, 25280, 27808, 28160, 31904, 34760, 39880, 40448, 43868, 50560, 54835, 55616, 63808, 69520, 78763, 79760, 87736, 101120, 109670, 111232, 127616, 139040, 157526, 159520, 175472, 202240, 219340, 222464, 255232, 278080, 315052, 319040, 350944, 393815, 438680, 444928, 510464, 556160, 630104, 638080, 701888, 787630, 866393, 877360, 1112320, 1260208, 1276160, 1403776, 1575260, 1732786, 1754720, 2224640, 2520416, 2552320, 2807552, 3150520, 3465572, 3509440, 4331965, 5040832, 5615104, 6301040, 6931144, 7018880, 8663930, 10081664, 12602080, 13862288, 14037760, 17327860, 20163328, 25204160, 27724576, 28075520, 34655720, 40326656, 50408320, 55449152, 69311440, 100816640, 110898304, 138622880, 201633280, 221796608, 277245760, 443593216, 554491520, 1108983040, 2217966080]

約数ペア:

[(1, 2217966080), (2, 1108983040), (4, 554491520), (5, 443593216), (8, 277245760), (10, 221796608), (11, 201633280), (16, 138622880), (20, 110898304), (22, 100816640), (32, 69311440), (40, 55449152), (44, 50408320), (55, 40326656), (64, 34655720), (79, 28075520), (80, 27724576), (88, 25204160), (110, 20163328), (128, 17327860), (158, 14037760), (160, 13862288), (176, 12602080), (220, 10081664), (256, 8663930), (316, 7018880), (320, 6931144), (352, 6301040), (395, 5615104), (440, 5040832), (512, 4331965), (632, 3509440), (640, 3465572), (704, 3150520), (790, 2807552), (869, 2552320), (880, 2520416), (997, 2224640), (1264, 1754720), (1280, 1732786), (1408, 1575260), (1580, 1403776), (1738, 1276160), (1760, 1260208), (1994, 1112320), (2528, 877360), (2560, 866393), (2816, 787630), (3160, 701888), (3476, 638080), (3520, 630104), (3988, 556160), (4345, 510464), (4985, 444928), (5056, 438680), (5632, 393815), (6320, 350944), (6952, 319040), (7040, 315052), (7976, 278080), (8690, 255232), (9970, 222464), (10112, 219340), (10967, 202240), (12640, 175472), (13904, 159520), (14080, 157526), (15952, 139040), (17380, 127616), (19940, 111232), (20224, 109670), (21934, 101120), (25280, 87736), (27808, 79760), (28160, 78763), (31904, 69520), (34760, 63808), (39880, 55616), (40448, 54835), (43868, 50560)]