228668040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 792417600

約数和(自身を除く): 563749560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 101, 114, 120, 152, 171, 180, 190, 202, 228, 285, 303, 331, 342, 360, 380, 404, 456, 505, 570, 606, 662, 684, 760, 808, 855, 909, 993, 1010, 1140, 1212, 1324, 1368, 1515, 1655, 1710, 1818, 1919, 1986, 2020, 2280, 2424, 2648, 2979, 3030, 3310, 3420, 3636, 3838, 3972, 4040, 4545, 4965, 5757, 5958, 6060, 6289, 6620, 6840, 7272, 7676, 7944, 9090, 9595, 9930, 11514, 11916, 12120, 12578, 13240, 14895, 15352, 17271, 18180, 18867, 19190, 19860, 23028, 23832, 25156, 28785, 29790, 31445, 33431, 34542, 36360, 37734, 38380, 39720, 46056, 50312, 56601, 57570, 59580, 62890, 66862, 69084, 75468, 76760, 86355, 94335, 100293, 113202, 115140, 119160, 125780, 133724, 138168, 150936, 167155, 172710, 188670, 200586, 226404, 230280, 251560, 267448, 283005, 300879, 334310, 345420, 377340, 401172, 452808, 501465, 566010, 601758, 635189, 668620, 690840, 754680, 802344, 1002930, 1132020, 1203516, 1270378, 1337240, 1504395, 1905567, 2005860, 2264040, 2407032, 2540756, 3008790, 3175945, 3811134, 4011720, 5081512, 5716701, 6017580, 6351890, 7622268, 9527835, 11433402, 12035160, 12703780, 15244536, 19055670, 22866804, 25407560, 28583505, 38111340, 45733608, 57167010, 76222680, 114334020, 228668040]

約数ペア:

[(1, 228668040), (2, 114334020), (3, 76222680), (4, 57167010), (5, 45733608), (6, 38111340), (8, 28583505), (9, 25407560), (10, 22866804), (12, 19055670), (15, 15244536), (18, 12703780), (19, 12035160), (20, 11433402), (24, 9527835), (30, 7622268), (36, 6351890), (38, 6017580), (40, 5716701), (45, 5081512), (57, 4011720), (60, 3811134), (72, 3175945), (76, 3008790), (90, 2540756), (95, 2407032), (101, 2264040), (114, 2005860), (120, 1905567), (152, 1504395), (171, 1337240), (180, 1270378), (190, 1203516), (202, 1132020), (228, 1002930), (285, 802344), (303, 754680), (331, 690840), (342, 668620), (360, 635189), (380, 601758), (404, 566010), (456, 501465), (505, 452808), (570, 401172), (606, 377340), (662, 345420), (684, 334310), (760, 300879), (808, 283005), (855, 267448), (909, 251560), (993, 230280), (1010, 226404), (1140, 200586), (1212, 188670), (1324, 172710), (1368, 167155), (1515, 150936), (1655, 138168), (1710, 133724), (1818, 125780), (1919, 119160), (1986, 115140), (2020, 113202), (2280, 100293), (2424, 94335), (2648, 86355), (2979, 76760), (3030, 75468), (3310, 69084), (3420, 66862), (3636, 62890), (3838, 59580), (3972, 57570), (4040, 56601), (4545, 50312), (4965, 46056), (5757, 39720), (5958, 38380), (6060, 37734), (6289, 36360), (6620, 34542), (6840, 33431), (7272, 31445), (7676, 29790), (7944, 28785), (9090, 25156), (9595, 23832), (9930, 23028), (11514, 19860), (11916, 19190), (12120, 18867), (12578, 18180), (13240, 17271), (14895, 15352)]