254094540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 192

約数和(自身を含む): 849429504

約数和(自身を除く): 595334964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 83, 84, 105, 111, 140, 148, 166, 185, 197, 210, 222, 249, 259, 332, 370, 394, 415, 420, 444, 498, 518, 555, 581, 591, 740, 777, 788, 830, 985, 996, 1036, 1110, 1162, 1182, 1245, 1295, 1379, 1554, 1660, 1743, 1970, 2220, 2324, 2364, 2490, 2590, 2758, 2905, 2955, 3071, 3108, 3486, 3885, 3940, 4137, 4980, 5180, 5516, 5810, 5910, 6142, 6895, 6972, 7289, 7770, 8274, 8715, 9213, 11620, 11820, 12284, 13790, 14578, 15355, 15540, 16351, 16548, 17430, 18426, 20685, 21497, 21867, 27580, 29156, 30710, 32702, 34860, 36445, 36852, 41370, 42994, 43734, 46065, 49053, 51023, 61420, 64491, 65404, 72890, 81755, 82740, 85988, 87468, 92130, 98106, 102046, 107485, 109335, 114457, 128982, 145780, 153069, 163510, 184260, 196212, 204092, 214970, 218670, 228914, 245265, 255115, 257964, 306138, 322455, 327020, 343371, 429940, 437340, 457828, 490530, 510230, 572285, 604987, 612276, 644910, 686742, 765345, 981060, 1020460, 1144570, 1209974, 1289820, 1373484, 1530690, 1716855, 1814961, 2289140, 2419948, 3024935, 3061380, 3433710, 3629922, 4234909, 6049870, 6867420, 7259844, 8469818, 9074805, 12099740, 12704727, 16939636, 18149610, 21174545, 25409454, 36299220, 42349090, 50818908, 63523635, 84698180, 127047270, 254094540]

約数ペア:

[(1, 254094540), (2, 127047270), (3, 84698180), (4, 63523635), (5, 50818908), (6, 42349090), (7, 36299220), (10, 25409454), (12, 21174545), (14, 18149610), (15, 16939636), (20, 12704727), (21, 12099740), (28, 9074805), (30, 8469818), (35, 7259844), (37, 6867420), (42, 6049870), (60, 4234909), (70, 3629922), (74, 3433710), (83, 3061380), (84, 3024935), (105, 2419948), (111, 2289140), (140, 1814961), (148, 1716855), (166, 1530690), (185, 1373484), (197, 1289820), (210, 1209974), (222, 1144570), (249, 1020460), (259, 981060), (332, 765345), (370, 686742), (394, 644910), (415, 612276), (420, 604987), (444, 572285), (498, 510230), (518, 490530), (555, 457828), (581, 437340), (591, 429940), (740, 343371), (777, 327020), (788, 322455), (830, 306138), (985, 257964), (996, 255115), (1036, 245265), (1110, 228914), (1162, 218670), (1182, 214970), (1245, 204092), (1295, 196212), (1379, 184260), (1554, 163510), (1660, 153069), (1743, 145780), (1970, 128982), (2220, 114457), (2324, 109335), (2364, 107485), (2490, 102046), (2590, 98106), (2758, 92130), (2905, 87468), (2955, 85988), (3071, 82740), (3108, 81755), (3486, 72890), (3885, 65404), (3940, 64491), (4137, 61420), (4980, 51023), (5180, 49053), (5516, 46065), (5810, 43734), (5910, 42994), (6142, 41370), (6895, 36852), (6972, 36445), (7289, 34860), (7770, 32702), (8274, 30710), (8715, 29156), (9213, 27580), (11620, 21867), (11820, 21497), (12284, 20685), (13790, 18426), (14578, 17430), (15355, 16548), (15540, 16351)]