215731620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:499

約数の個数: 192

約数和(自身を含む): 733824000

約数和(自身を除く): 518092380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 79, 90, 108, 117, 130, 135, 156, 158, 180, 195, 234, 237, 260, 270, 316, 351, 389, 390, 395, 468, 474, 540, 585, 702, 711, 778, 780, 790, 948, 1027, 1167, 1170, 1185, 1404, 1422, 1556, 1580, 1755, 1945, 2054, 2133, 2334, 2340, 2370, 2844, 3081, 3501, 3510, 3555, 3890, 4108, 4266, 4668, 4740, 5057, 5135, 5835, 6162, 7002, 7020, 7110, 7780, 8532, 9243, 10114, 10270, 10503, 10665, 11670, 12324, 14004, 14220, 15171, 15405, 17505, 18486, 20228, 20540, 21006, 21330, 23340, 25285, 27729, 30342, 30731, 30810, 35010, 36972, 42012, 42660, 45513, 46215, 50570, 52515, 55458, 60684, 61462, 61620, 70020, 75855, 91026, 92193, 92430, 101140, 105030, 110916, 122924, 136539, 138645, 151710, 153655, 182052, 184386, 184860, 210060, 227565, 273078, 276579, 277290, 303420, 307310, 368772, 399503, 455130, 460965, 546156, 553158, 554580, 614620, 682695, 799006, 829737, 910260, 921930, 1106316, 1198509, 1365390, 1382895, 1598012, 1659474, 1843860, 1997515, 2397018, 2730780, 2765790, 3318948, 3595527, 3995030, 4148685, 4794036, 5531580, 5992545, 7191054, 7990060, 8297370, 10786581, 11985090, 14382108, 16594740, 17977635, 21573162, 23970180, 35955270, 43146324, 53932905, 71910540, 107865810, 215731620]

約数ペア:

[(1, 215731620), (2, 107865810), (3, 71910540), (4, 53932905), (5, 43146324), (6, 35955270), (9, 23970180), (10, 21573162), (12, 17977635), (13, 16594740), (15, 14382108), (18, 11985090), (20, 10786581), (26, 8297370), (27, 7990060), (30, 7191054), (36, 5992545), (39, 5531580), (45, 4794036), (52, 4148685), (54, 3995030), (60, 3595527), (65, 3318948), (78, 2765790), (79, 2730780), (90, 2397018), (108, 1997515), (117, 1843860), (130, 1659474), (135, 1598012), (156, 1382895), (158, 1365390), (180, 1198509), (195, 1106316), (234, 921930), (237, 910260), (260, 829737), (270, 799006), (316, 682695), (351, 614620), (389, 554580), (390, 553158), (395, 546156), (468, 460965), (474, 455130), (540, 399503), (585, 368772), (702, 307310), (711, 303420), (778, 277290), (780, 276579), (790, 273078), (948, 227565), (1027, 210060), (1167, 184860), (1170, 184386), (1185, 182052), (1404, 153655), (1422, 151710), (1556, 138645), (1580, 136539), (1755, 122924), (1945, 110916), (2054, 105030), (2133, 101140), (2334, 92430), (2340, 92193), (2370, 91026), (2844, 75855), (3081, 70020), (3501, 61620), (3510, 61462), (3555, 60684), (3890, 55458), (4108, 52515), (4266, 50570), (4668, 46215), (4740, 45513), (5057, 42660), (5135, 42012), (5835, 36972), (6162, 35010), (7002, 30810), (7020, 30731), (7110, 30342), (7780, 27729), (8532, 25285), (9243, 23340), (10114, 21330), (10270, 21006), (10503, 20540), (10665, 20228), (11670, 18486), (12324, 17505), (14004, 15405), (14220, 15171)]