279338850

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1345

約数の個数: 144

約数和(自身を含む): 870480000

約数和(自身を除く): 591141150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 71, 75, 90, 105, 126, 142, 150, 175, 210, 213, 225, 315, 350, 355, 426, 450, 497, 525, 630, 639, 710, 994, 1050, 1065, 1249, 1278, 1491, 1575, 1775, 2130, 2485, 2498, 2982, 3150, 3195, 3550, 3747, 4473, 4970, 5325, 6245, 6390, 7455, 7494, 8743, 8946, 10650, 11241, 12425, 12490, 14910, 15975, 17486, 18735, 22365, 22482, 24850, 26229, 31225, 31950, 37275, 37470, 43715, 44730, 52458, 56205, 62450, 74550, 78687, 87430, 88679, 93675, 111825, 112410, 131145, 157374, 177358, 187350, 218575, 223650, 262290, 266037, 281025, 393435, 437150, 443395, 532074, 562050, 620753, 655725, 786870, 798111, 886790, 1241506, 1311450, 1330185, 1596222, 1862259, 1967175, 2216975, 2660370, 3103765, 3724518, 3934350, 3990555, 4433950, 5586777, 6207530, 6650925, 7981110, 9311295, 11173554, 13301850, 15518825, 18622590, 19952775, 27933885, 31037650, 39905550, 46556475, 55867770, 93112950, 139669425, 279338850]

約数ペア:

[(1, 279338850), (2, 139669425), (3, 93112950), (5, 55867770), (6, 46556475), (7, 39905550), (9, 31037650), (10, 27933885), (14, 19952775), (15, 18622590), (18, 15518825), (21, 13301850), (25, 11173554), (30, 9311295), (35, 7981110), (42, 6650925), (45, 6207530), (50, 5586777), (63, 4433950), (70, 3990555), (71, 3934350), (75, 3724518), (90, 3103765), (105, 2660370), (126, 2216975), (142, 1967175), (150, 1862259), (175, 1596222), (210, 1330185), (213, 1311450), (225, 1241506), (315, 886790), (350, 798111), (355, 786870), (426, 655725), (450, 620753), (497, 562050), (525, 532074), (630, 443395), (639, 437150), (710, 393435), (994, 281025), (1050, 266037), (1065, 262290), (1249, 223650), (1278, 218575), (1491, 187350), (1575, 177358), (1775, 157374), (2130, 131145), (2485, 112410), (2498, 111825), (2982, 93675), (3150, 88679), (3195, 87430), (3550, 78687), (3747, 74550), (4473, 62450), (4970, 56205), (5325, 52458), (6245, 44730), (6390, 43715), (7455, 37470), (7494, 37275), (8743, 31950), (8946, 31225), (10650, 26229), (11241, 24850), (12425, 22482), (12490, 22365), (14910, 18735), (15975, 17486)]